68515456

素因数分解:

$2^7\times {\mathrm{31}}^2\times {\mathrm{557}}^1$

素因数の和:633

約数の個数: 48

約数和(自身を含む): 141293970

約数和(自身を除く): 72778514

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 557, 961, 992, 1114, 1922, 1984, 2228, 3844, 3968, 4456, 7688, 8912, 15376, 17267, 17824, 30752, 34534, 35648, 61504, 69068, 71296, 123008, 138136, 276272, 535277, 552544, 1070554, 1105088, 2141108, 2210176, 4282216, 8564432, 17128864, 34257728, 68515456]

約数ペア:

[(1, 68515456), (2, 34257728), (4, 17128864), (8, 8564432), (16, 4282216), (31, 2210176), (32, 2141108), (62, 1105088), (64, 1070554), (124, 552544), (128, 535277), (248, 276272), (496, 138136), (557, 123008), (961, 71296), (992, 69068), (1114, 61504), (1922, 35648), (1984, 34534), (2228, 30752), (3844, 17824), (3968, 17267), (4456, 15376), (7688, 8912)]