68812064

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{977}}^1$

素因数の和:1089

約数の個数: 48

約数和(自身を含む): 141958656

約数和(自身を除く): 73146592

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 71, 124, 142, 248, 284, 496, 568, 977, 992, 1136, 1954, 2201, 2272, 3908, 4402, 7816, 8804, 15632, 17608, 30287, 31264, 35216, 60574, 69367, 70432, 121148, 138734, 242296, 277468, 484592, 554936, 969184, 1109872, 2150377, 2219744, 4300754, 8601508, 17203016, 34406032, 68812064]

約数ペア:

[(1, 68812064), (2, 34406032), (4, 17203016), (8, 8601508), (16, 4300754), (31, 2219744), (32, 2150377), (62, 1109872), (71, 969184), (124, 554936), (142, 484592), (248, 277468), (284, 242296), (496, 138734), (568, 121148), (977, 70432), (992, 69367), (1136, 60574), (1954, 35216), (2201, 31264), (2272, 30287), (3908, 17608), (4402, 15632), (7816, 8804)]