25406190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1289}}^1$

素因数の和:1378

約数の個数: 64

約数和(自身を含む): 68731200

約数和(自身を除く): 43325010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 73, 90, 135, 146, 219, 270, 365, 438, 657, 730, 1095, 1289, 1314, 1971, 2190, 2578, 3285, 3867, 3942, 6445, 6570, 7734, 9855, 11601, 12890, 19335, 19710, 23202, 34803, 38670, 58005, 69606, 94097, 116010, 174015, 188194, 282291, 348030, 470485, 564582, 846873, 940970, 1411455, 1693746, 2540619, 2822910, 4234365, 5081238, 8468730, 12703095, 25406190]

約数ペア:

[(1, 25406190), (2, 12703095), (3, 8468730), (5, 5081238), (6, 4234365), (9, 2822910), (10, 2540619), (15, 1693746), (18, 1411455), (27, 940970), (30, 846873), (45, 564582), (54, 470485), (73, 348030), (90, 282291), (135, 188194), (146, 174015), (219, 116010), (270, 94097), (365, 69606), (438, 58005), (657, 38670), (730, 34803), (1095, 23202), (1289, 19710), (1314, 19335), (1971, 12890), (2190, 11601), (2578, 9855), (3285, 7734), (3867, 6570), (3942, 6445)]