87016870

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{44171}}^1$

素因数の和:44375

約数の個数: 16

約数和(自身を含む): 157429008

約数和(自身を除く): 70412138

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 44171, 88342, 220855, 441710, 8701687, 17403374, 43508435, 87016870]

約数ペア:

[(1, 87016870), (2, 43508435), (5, 17403374), (10, 8701687), (197, 441710), (394, 220855), (985, 88342), (1970, 44171)]