79409620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{857}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 172540368

約数和(自身を除く): 93130748

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 113, 164, 205, 226, 410, 452, 565, 820, 857, 1130, 1714, 2260, 3428, 4285, 4633, 8570, 9266, 17140, 18532, 23165, 35137, 46330, 70274, 92660, 96841, 140548, 175685, 193682, 351370, 387364, 484205, 702740, 968410, 1936820, 3970481, 7940962, 15881924, 19852405, 39704810, 79409620]

約数ペア:

[(1, 79409620), (2, 39704810), (4, 19852405), (5, 15881924), (10, 7940962), (20, 3970481), (41, 1936820), (82, 968410), (113, 702740), (164, 484205), (205, 387364), (226, 351370), (410, 193682), (452, 175685), (565, 140548), (820, 96841), (857, 92660), (1130, 70274), (1714, 46330), (2260, 35137), (3428, 23165), (4285, 18532), (4633, 17140), (8570, 9266)]