7986996875

素因数分解:

$5^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 11961359424

約数和(自身を除く): 3974362549

約数列:

[1, 5, 11, 13, 25, 55, 61, 65, 125, 143, 275, 293, 305, 325, 625, 671, 715, 793, 1375, 1465, 1525, 1625, 3125, 3223, 3355, 3575, 3809, 3965, 6875, 7325, 7625, 8125, 8723, 16115, 16775, 17873, 17875, 19045, 19825, 34375, 36625, 38125, 40625, 41899, 43615, 80575, 83875, 89365, 89375, 95225, 99125, 183125, 190625, 196603, 209495, 218075, 232349, 402875, 419375, 446825, 446875, 476125, 495625, 915625, 983015, 1047475, 1090375, 1161745, 2014375, 2096875, 2234125, 2380625, 2478125, 2555839, 4915075, 5237375, 5451875, 5808725, 10071875, 11170625, 11903125, 12779195, 24575375, 26186875, 27259375, 29043625, 55853125, 63895975, 122876875, 130934375, 145218125, 319479875, 614384375, 726090625, 1597399375, 7986996875]

約数ペア:

[(1, 7986996875), (5, 1597399375), (11, 726090625), (13, 614384375), (25, 319479875), (55, 145218125), (61, 130934375), (65, 122876875), (125, 63895975), (143, 55853125), (275, 29043625), (293, 27259375), (305, 26186875), (325, 24575375), (625, 12779195), (671, 11903125), (715, 11170625), (793, 10071875), (1375, 5808725), (1465, 5451875), (1525, 5237375), (1625, 4915075), (3125, 2555839), (3223, 2478125), (3355, 2380625), (3575, 2234125), (3809, 2096875), (3965, 2014375), (6875, 1161745), (7325, 1090375), (7625, 1047475), (8125, 983015), (8723, 915625), (16115, 495625), (16775, 476125), (17873, 446875), (17875, 446825), (19045, 419375), (19825, 402875), (34375, 232349), (36625, 218075), (38125, 209495), (40625, 196603), (41899, 190625), (43615, 183125), (80575, 99125), (83875, 95225), (89365, 89375)]