20172048975

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{8123}}^1$

素因数の和:8438

約数の個数: 96

約数和(自身を含む): 40053269760

約数和(自身を除く): 19881220785

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 283, 325, 351, 585, 675, 849, 975, 1415, 1755, 2547, 2925, 3679, 4245, 7075, 7641, 8123, 8775, 11037, 12735, 18395, 21225, 24369, 33111, 38205, 40615, 55185, 63675, 73107, 91975, 99333, 105599, 121845, 165555, 191025, 203075, 219321, 275925, 316797, 365535, 496665, 527995, 609225, 827775, 950391, 1096605, 1583985, 1827675, 2298809, 2483325, 2639975, 2851173, 4751955, 5483025, 6896427, 7919925, 11494045, 14255865, 20689281, 23759775, 29884517, 34482135, 57470225, 62067843, 71279325, 89653551, 103446405, 149422585, 172410675, 268960653, 310339215, 448267755, 517232025, 747112925, 806881959, 1344803265, 1551696075, 2241338775, 4034409795, 6724016325, 20172048975]

約数ペア:

[(1, 20172048975), (3, 6724016325), (5, 4034409795), (9, 2241338775), (13, 1551696075), (15, 1344803265), (25, 806881959), (27, 747112925), (39, 517232025), (45, 448267755), (65, 310339215), (75, 268960653), (117, 172410675), (135, 149422585), (195, 103446405), (225, 89653551), (283, 71279325), (325, 62067843), (351, 57470225), (585, 34482135), (675, 29884517), (849, 23759775), (975, 20689281), (1415, 14255865), (1755, 11494045), (2547, 7919925), (2925, 6896427), (3679, 5483025), (4245, 4751955), (7075, 2851173), (7641, 2639975), (8123, 2483325), (8775, 2298809), (11037, 1827675), (12735, 1583985), (18395, 1096605), (21225, 950391), (24369, 827775), (33111, 609225), (38205, 527995), (40615, 496665), (55185, 365535), (63675, 316797), (73107, 275925), (91975, 219321), (99333, 203075), (105599, 191025), (121845, 165555)]