68290400

素因数分解:

$2^5\times 5^2\times {\mathrm{85363}}^1$

素因数の和:85383

約数の個数: 36

約数和(自身を含む): 166715892

約数和(自身を除く): 98425492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 85363, 170726, 341452, 426815, 682904, 853630, 1365808, 1707260, 2134075, 2731616, 3414520, 4268150, 6829040, 8536300, 13658080, 17072600, 34145200, 68290400]

約数ペア:

[(1, 68290400), (2, 34145200), (4, 17072600), (5, 13658080), (8, 8536300), (10, 6829040), (16, 4268150), (20, 3414520), (25, 2731616), (32, 2134075), (40, 1707260), (50, 1365808), (80, 853630), (100, 682904), (160, 426815), (200, 341452), (400, 170726), (800, 85363)]