99449920

素因数分解:

$2^6\times 5^1\times {\mathrm{310781}}^1$

素因数の和:310798

約数の個数: 28

約数和(自身を含む): 236815884

約数和(自身を除く): 137365964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 310781, 621562, 1243124, 1553905, 2486248, 3107810, 4972496, 6215620, 9944992, 12431240, 19889984, 24862480, 49724960, 99449920]

約数ペア:

[(1, 99449920), (2, 49724960), (4, 24862480), (5, 19889984), (8, 12431240), (10, 9944992), (16, 6215620), (20, 4972496), (32, 3107810), (40, 2486248), (64, 1553905), (80, 1243124), (160, 621562), (320, 310781)]