25555880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{853}}^1$

素因数の和:978

約数の個数: 64

約数和(自身を含む): 66407040

約数和(自身を除く): 40851160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 853, 856, 1070, 1498, 1706, 2140, 2996, 3412, 3745, 4265, 4280, 5971, 5992, 6824, 7490, 8530, 11942, 14980, 17060, 23884, 29855, 29960, 34120, 47768, 59710, 91271, 119420, 182542, 238840, 365084, 456355, 638897, 730168, 912710, 1277794, 1825420, 2555588, 3194485, 3650840, 5111176, 6388970, 12777940, 25555880]

約数ペア:

[(1, 25555880), (2, 12777940), (4, 6388970), (5, 5111176), (7, 3650840), (8, 3194485), (10, 2555588), (14, 1825420), (20, 1277794), (28, 912710), (35, 730168), (40, 638897), (56, 456355), (70, 365084), (107, 238840), (140, 182542), (214, 119420), (280, 91271), (428, 59710), (535, 47768), (749, 34120), (853, 29960), (856, 29855), (1070, 23884), (1498, 17060), (1706, 14980), (2140, 11942), (2996, 8530), (3412, 7490), (3745, 6824), (4265, 5992), (4280, 5971)]