25235320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{691}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 62778240

約数和(自身を除く): 37542920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 83, 88, 110, 166, 220, 332, 415, 440, 664, 691, 830, 913, 1382, 1660, 1826, 2764, 3320, 3455, 3652, 4565, 5528, 6910, 7304, 7601, 9130, 13820, 15202, 18260, 27640, 30404, 36520, 38005, 57353, 60808, 76010, 114706, 152020, 229412, 286765, 304040, 458824, 573530, 630883, 1147060, 1261766, 2294120, 2523532, 3154415, 5047064, 6308830, 12617660, 25235320]

約数ペア:

[(1, 25235320), (2, 12617660), (4, 6308830), (5, 5047064), (8, 3154415), (10, 2523532), (11, 2294120), (20, 1261766), (22, 1147060), (40, 630883), (44, 573530), (55, 458824), (83, 304040), (88, 286765), (110, 229412), (166, 152020), (220, 114706), (332, 76010), (415, 60808), (440, 57353), (664, 38005), (691, 36520), (830, 30404), (913, 27640), (1382, 18260), (1660, 15202), (1826, 13820), (2764, 9130), (3320, 7601), (3455, 7304), (3652, 6910), (4565, 5528)]