82571560

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{14851}}^1$

素因数の和:15001

約数の個数: 32

約数和(自身を含む): 187135200

約数和(自身を除く): 104563640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 14851, 29702, 59404, 74255, 118808, 148510, 297020, 594040, 2064289, 4128578, 8257156, 10321445, 16514312, 20642890, 41285780, 82571560]

約数ペア:

[(1, 82571560), (2, 41285780), (4, 20642890), (5, 16514312), (8, 10321445), (10, 8257156), (20, 4128578), (40, 2064289), (139, 594040), (278, 297020), (556, 148510), (695, 118808), (1112, 74255), (1390, 59404), (2780, 29702), (5560, 14851)]