64707088

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{577}}^1$

素因数の和:791

約数の個数: 40

約数和(自身を含む): 129296288

約数和(自身を除く): 64589200

約数列:

[1, 2, 4, 8, 16, 43, 86, 163, 172, 326, 344, 577, 652, 688, 1154, 1304, 2308, 2608, 4616, 7009, 9232, 14018, 24811, 28036, 49622, 56072, 94051, 99244, 112144, 188102, 198488, 376204, 396976, 752408, 1504816, 4044193, 8088386, 16176772, 32353544, 64707088]

約数ペア:

[(1, 64707088), (2, 32353544), (4, 16176772), (8, 8088386), (16, 4044193), (43, 1504816), (86, 752408), (163, 396976), (172, 376204), (326, 198488), (344, 188102), (577, 112144), (652, 99244), (688, 94051), (1154, 56072), (1304, 49622), (2308, 28036), (2608, 24811), (4616, 14018), (7009, 9232)]