77912848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{2243}}^1$

素因数の和:2431

約数の個数: 40

約数和(自身を含む): 163614528

約数和(自身を除く): 85701680

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 167, 208, 334, 668, 1336, 2171, 2243, 2672, 4342, 4486, 8684, 8972, 17368, 17944, 29159, 34736, 35888, 58318, 116636, 233272, 374581, 466544, 749162, 1498324, 2996648, 4869553, 5993296, 9739106, 19478212, 38956424, 77912848]

約数ペア:

[(1, 77912848), (2, 38956424), (4, 19478212), (8, 9739106), (13, 5993296), (16, 4869553), (26, 2996648), (52, 1498324), (104, 749162), (167, 466544), (208, 374581), (334, 233272), (668, 116636), (1336, 58318), (2171, 35888), (2243, 34736), (2672, 29159), (4342, 17944), (4486, 17368), (8684, 8972)]