90639680

素因数分解:

$2^6\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1901}}^1$

素因数の和:2067

約数の個数: 56

約数和(自身を含む): 217398600

約数和(自身を除く): 126758920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 149, 160, 298, 320, 596, 745, 1192, 1490, 1901, 2384, 2980, 3802, 4768, 5960, 7604, 9505, 9536, 11920, 15208, 19010, 23840, 30416, 38020, 47680, 60832, 76040, 121664, 152080, 283249, 304160, 566498, 608320, 1132996, 1416245, 2265992, 2832490, 4531984, 5664980, 9063968, 11329960, 18127936, 22659920, 45319840, 90639680]

約数ペア:

[(1, 90639680), (2, 45319840), (4, 22659920), (5, 18127936), (8, 11329960), (10, 9063968), (16, 5664980), (20, 4531984), (32, 2832490), (40, 2265992), (64, 1416245), (80, 1132996), (149, 608320), (160, 566498), (298, 304160), (320, 283249), (596, 152080), (745, 121664), (1192, 76040), (1490, 60832), (1901, 47680), (2384, 38020), (2980, 30416), (3802, 23840), (4768, 19010), (5960, 15208), (7604, 11920), (9505, 9536)]