253960154920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{154853753}}^1$

素因数の和:154853805

約数の個数: 32

約数和(自身を含む): 585347190120

約数和(自身を除く): 331387035200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 154853753, 309707506, 619415012, 774268765, 1238830024, 1548537530, 3097075060, 6194150120, 6349003873, 12698007746, 25396015492, 31745019365, 50792030984, 63490038730, 126980077460, 253960154920]

約数ペア:

[(1, 253960154920), (2, 126980077460), (4, 63490038730), (5, 50792030984), (8, 31745019365), (10, 25396015492), (20, 12698007746), (40, 6349003873), (41, 6194150120), (82, 3097075060), (164, 1548537530), (205, 1238830024), (328, 774268765), (410, 619415012), (820, 309707506), (1640, 154853753)]