85686808

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{977}}^1$

素因数の和:1579

約数の個数: 32

約数和(自身を含む): 169585200

約数和(自身を除く): 83898392

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 577, 977, 1154, 1954, 2308, 3908, 4616, 7816, 10963, 18563, 21926, 37126, 43852, 74252, 87704, 148504, 563729, 1127458, 2254916, 4509832, 10710851, 21421702, 42843404, 85686808]

約数ペア:

[(1, 85686808), (2, 42843404), (4, 21421702), (8, 10710851), (19, 4509832), (38, 2254916), (76, 1127458), (152, 563729), (577, 148504), (977, 87704), (1154, 74252), (1954, 43852), (2308, 37126), (3908, 21926), (4616, 18563), (7816, 10963)]