128803264

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{64921}}^1$

素因数の和:64964

約数の個数: 28

約数和(自身を含む): 263843008

約数和(自身を除く): 135039744

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 64921, 129842, 259684, 519368, 1038736, 2012551, 2077472, 4025102, 4154944, 8050204, 16100408, 32200816, 64401632, 128803264]

約数ペア:

[(1, 128803264), (2, 64401632), (4, 32200816), (8, 16100408), (16, 8050204), (31, 4154944), (32, 4025102), (62, 2077472), (64, 2012551), (124, 1038736), (248, 519368), (496, 259684), (992, 129842), (1984, 64921)]