20194126875

素因数分解:

$3^3\times 5^4\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:225

約数の個数: 240

約数和(自身を含む): 41459103840

約数和(自身を除く): 21264976965

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 73, 75, 97, 117, 125, 135, 169, 195, 219, 225, 291, 325, 351, 365, 375, 485, 507, 585, 625, 657, 675, 845, 873, 949, 975, 1095, 1125, 1261, 1455, 1521, 1625, 1755, 1825, 1875, 1971, 2425, 2535, 2619, 2847, 2925, 3285, 3375, 3783, 4225, 4365, 4563, 4745, 4875, 5475, 5625, 6305, 7081, 7275, 7605, 8125, 8541, 8775, 9125, 9855, 11349, 12125, 12337, 12675, 13095, 14235, 14625, 16393, 16425, 16875, 18915, 21125, 21243, 21825, 22815, 23725, 24375, 25623, 27375, 31525, 34047, 35405, 36375, 37011, 38025, 42705, 43875, 45625, 49179, 49275, 56745, 60625, 61685, 63375, 63729, 65475, 71175, 73125, 81965, 82125, 92053, 94575, 105625, 106215, 109125, 111033, 114075, 118625, 128115, 136875, 147537, 157625, 170235, 177025, 181875, 185055, 190125, 191187, 213525, 219375, 245895, 246375, 276159, 283725, 308425, 316875, 318645, 327375, 333099, 355875, 409825, 410625, 442611, 460265, 472875, 531075, 545625, 555165, 570375, 593125, 640575, 737685, 788125, 828477, 851175, 885125, 925275, 950625, 955935, 1067625, 1196689, 1229475, 1231875, 1380795, 1418625, 1542125, 1593225, 1636875, 1665495, 1779375, 2049125, 2213055, 2301325, 2364375, 2485431, 2655375, 2775825, 2851875, 3202875, 3590067, 3688425, 4142385, 4255875, 4425625, 4626375, 4779675, 5338125, 5983445, 6147375, 6903975, 7093125, 7710625, 7966125, 8327475, 10245625, 10770201, 11065275, 11506625, 12427155, 13276875, 13879125, 16014375, 17950335, 18442125, 20711925, 21279375, 23131875, 23898375, 29917225, 30736875, 32310603, 34519875, 39830625, 41637375, 53851005, 55326375, 57533125, 62135775, 69395625, 89751675, 92210625, 103559625, 119491875, 149586125, 161553015, 172599375, 208186875, 269255025, 276631875, 310678875, 448758375, 517798125, 747930625, 807765075, 1346275125, 1553394375, 2243791875, 4038825375, 6731375625, 20194126875]

約数ペア:

[(1, 20194126875), (3, 6731375625), (5, 4038825375), (9, 2243791875), (13, 1553394375), (15, 1346275125), (25, 807765075), (27, 747930625), (39, 517798125), (45, 448758375), (65, 310678875), (73, 276631875), (75, 269255025), (97, 208186875), (117, 172599375), (125, 161553015), (135, 149586125), (169, 119491875), (195, 103559625), (219, 92210625), (225, 89751675), (291, 69395625), (325, 62135775), (351, 57533125), (365, 55326375), (375, 53851005), (485, 41637375), (507, 39830625), (585, 34519875), (625, 32310603), (657, 30736875), (675, 29917225), (845, 23898375), (873, 23131875), (949, 21279375), (975, 20711925), (1095, 18442125), (1125, 17950335), (1261, 16014375), (1455, 13879125), (1521, 13276875), (1625, 12427155), (1755, 11506625), (1825, 11065275), (1875, 10770201), (1971, 10245625), (2425, 8327475), (2535, 7966125), (2619, 7710625), (2847, 7093125), (2925, 6903975), (3285, 6147375), (3375, 5983445), (3783, 5338125), (4225, 4779675), (4365, 4626375), (4563, 4425625), (4745, 4255875), (4875, 4142385), (5475, 3688425), (5625, 3590067), (6305, 3202875), (7081, 2851875), (7275, 2775825), (7605, 2655375), (8125, 2485431), (8541, 2364375), (8775, 2301325), (9125, 2213055), (9855, 2049125), (11349, 1779375), (12125, 1665495), (12337, 1636875), (12675, 1593225), (13095, 1542125), (14235, 1418625), (14625, 1380795), (16393, 1231875), (16425, 1229475), (16875, 1196689), (18915, 1067625), (21125, 955935), (21243, 950625), (21825, 925275), (22815, 885125), (23725, 851175), (24375, 828477), (25623, 788125), (27375, 737685), (31525, 640575), (34047, 593125), (35405, 570375), (36375, 555165), (37011, 545625), (38025, 531075), (42705, 472875), (43875, 460265), (45625, 442611), (49179, 410625), (49275, 409825), (56745, 355875), (60625, 333099), (61685, 327375), (63375, 318645), (63729, 316875), (65475, 308425), (71175, 283725), (73125, 276159), (81965, 246375), (82125, 245895), (92053, 219375), (94575, 213525), (105625, 191187), (106215, 190125), (109125, 185055), (111033, 181875), (114075, 177025), (118625, 170235), (128115, 157625), (136875, 147537)]