925155920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{2113}}^1$

素因数の和:2560

約数の個数: 80

約数和(自身を含む): 2323049232

約数和(自身を除く): 1397893312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 421, 520, 842, 1040, 1684, 2105, 2113, 3368, 4210, 4226, 5473, 6736, 8420, 8452, 10565, 10946, 16840, 16904, 21130, 21892, 27365, 27469, 33680, 33808, 42260, 43784, 54730, 54938, 84520, 87568, 109460, 109876, 137345, 169040, 218920, 219752, 274690, 437840, 439504, 549380, 889573, 1098760, 1779146, 2197520, 3558292, 4447865, 7116584, 8895730, 11564449, 14233168, 17791460, 23128898, 35582920, 46257796, 57822245, 71165840, 92515592, 115644490, 185031184, 231288980, 462577960, 925155920]

約数ペア:

[(1, 925155920), (2, 462577960), (4, 231288980), (5, 185031184), (8, 115644490), (10, 92515592), (13, 71165840), (16, 57822245), (20, 46257796), (26, 35582920), (40, 23128898), (52, 17791460), (65, 14233168), (80, 11564449), (104, 8895730), (130, 7116584), (208, 4447865), (260, 3558292), (421, 2197520), (520, 1779146), (842, 1098760), (1040, 889573), (1684, 549380), (2105, 439504), (2113, 437840), (3368, 274690), (4210, 219752), (4226, 218920), (5473, 169040), (6736, 137345), (8420, 109876), (8452, 109460), (10565, 87568), (10946, 84520), (16840, 54938), (16904, 54730), (21130, 43784), (21892, 42260), (27365, 33808), (27469, 33680)]