81797625

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 192

約数和(自身を含む): 196245504

約数和(自身を除く): 114447879

約数列:

[1, 3, 5, 7, 9, 13, 15, 17, 21, 25, 35, 39, 45, 47, 51, 63, 65, 75, 85, 91, 105, 117, 119, 125, 141, 153, 175, 195, 221, 225, 235, 255, 273, 315, 325, 329, 357, 375, 423, 425, 455, 525, 585, 595, 611, 663, 705, 765, 799, 819, 875, 975, 987, 1071, 1105, 1125, 1175, 1275, 1365, 1547, 1575, 1625, 1645, 1785, 1833, 1989, 2115, 2125, 2275, 2397, 2625, 2925, 2961, 2975, 3055, 3315, 3525, 3825, 3995, 4095, 4277, 4641, 4875, 4935, 5355, 5499, 5525, 5593, 5875, 6375, 6825, 7191, 7735, 7875, 8225, 8925, 9165, 9945, 10387, 10575, 11375, 11985, 12831, 13923, 14625, 14805, 14875, 15275, 16575, 16779, 17625, 19125, 19975, 20475, 21385, 23205, 24675, 26775, 27495, 27625, 27965, 31161, 34125, 35955, 38493, 38675, 41125, 44625, 45825, 49725, 50337, 51935, 52875, 59925, 64155, 69615, 72709, 74025, 76375, 82875, 83895, 93483, 99875, 102375, 106925, 116025, 123375, 133875, 137475, 139825, 155805, 179775, 192465, 193375, 218127, 229125, 248625, 251685, 259675, 299625, 320775, 348075, 363545, 370125, 419475, 467415, 534625, 580125, 654381, 687375, 699125, 779025, 898875, 962325, 1090635, 1258425, 1298375, 1603875, 1740375, 1817725, 2097375, 2337075, 3271905, 3895125, 4811625, 5453175, 6292125, 9088625, 11685375, 16359525, 27265875, 81797625]

約数ペア:

[(1, 81797625), (3, 27265875), (5, 16359525), (7, 11685375), (9, 9088625), (13, 6292125), (15, 5453175), (17, 4811625), (21, 3895125), (25, 3271905), (35, 2337075), (39, 2097375), (45, 1817725), (47, 1740375), (51, 1603875), (63, 1298375), (65, 1258425), (75, 1090635), (85, 962325), (91, 898875), (105, 779025), (117, 699125), (119, 687375), (125, 654381), (141, 580125), (153, 534625), (175, 467415), (195, 419475), (221, 370125), (225, 363545), (235, 348075), (255, 320775), (273, 299625), (315, 259675), (325, 251685), (329, 248625), (357, 229125), (375, 218127), (423, 193375), (425, 192465), (455, 179775), (525, 155805), (585, 139825), (595, 137475), (611, 133875), (663, 123375), (705, 116025), (765, 106925), (799, 102375), (819, 99875), (875, 93483), (975, 83895), (987, 82875), (1071, 76375), (1105, 74025), (1125, 72709), (1175, 69615), (1275, 64155), (1365, 59925), (1547, 52875), (1575, 51935), (1625, 50337), (1645, 49725), (1785, 45825), (1833, 44625), (1989, 41125), (2115, 38675), (2125, 38493), (2275, 35955), (2397, 34125), (2625, 31161), (2925, 27965), (2961, 27625), (2975, 27495), (3055, 26775), (3315, 24675), (3525, 23205), (3825, 21385), (3995, 20475), (4095, 19975), (4277, 19125), (4641, 17625), (4875, 16779), (4935, 16575), (5355, 15275), (5499, 14875), (5525, 14805), (5593, 14625), (5875, 13923), (6375, 12831), (6825, 11985), (7191, 11375), (7735, 10575), (7875, 10387), (8225, 9945), (8925, 9165)]