12996929575

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{419}}^1\times {\mathrm{491}}^1$

素因数の和:965

約数の個数: 72

約数和(自身を含む): 19525000320

約数和(自身を除く): 6528070745

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 361, 419, 475, 491, 665, 1805, 2095, 2455, 2527, 2933, 3325, 3437, 7961, 9025, 9329, 10475, 12275, 12635, 14665, 17185, 39805, 46645, 55727, 63175, 65303, 73325, 85925, 151259, 177251, 199025, 205729, 233225, 278635, 326515, 756295, 886255, 1028645, 1058813, 1240757, 1393175, 1440103, 1632575, 3781475, 3908851, 4431275, 5143225, 5294065, 6203785, 7200515, 19544255, 26470325, 27361957, 31018925, 36002575, 74268169, 97721275, 136809785, 371340845, 519877183, 684048925, 1856704225, 2599385915, 12996929575]

約数ペア:

[(1, 12996929575), (5, 2599385915), (7, 1856704225), (19, 684048925), (25, 519877183), (35, 371340845), (95, 136809785), (133, 97721275), (175, 74268169), (361, 36002575), (419, 31018925), (475, 27361957), (491, 26470325), (665, 19544255), (1805, 7200515), (2095, 6203785), (2455, 5294065), (2527, 5143225), (2933, 4431275), (3325, 3908851), (3437, 3781475), (7961, 1632575), (9025, 1440103), (9329, 1393175), (10475, 1240757), (12275, 1058813), (12635, 1028645), (14665, 886255), (17185, 756295), (39805, 326515), (46645, 278635), (55727, 233225), (63175, 205729), (65303, 199025), (73325, 177251), (85925, 151259)]