55761625

素因数分解:

$5^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:250

約数の個数: 32

約数和(自身を含む): 72423936

約数和(自身を除く): 16662311

約数列:

[1, 5, 25, 61, 71, 103, 125, 305, 355, 515, 1525, 1775, 2575, 4331, 6283, 7313, 7625, 8875, 12875, 21655, 31415, 36565, 108275, 157075, 182825, 446093, 541375, 785375, 914125, 2230465, 11152325, 55761625]

約数ペア:

[(1, 55761625), (5, 11152325), (25, 2230465), (61, 914125), (71, 785375), (103, 541375), (125, 446093), (305, 182825), (355, 157075), (515, 108275), (1525, 36565), (1775, 31415), (2575, 21655), (4331, 12875), (6283, 8875), (7313, 7625)]