87890030

素因数分解:

$2^1\times 5^1\times {\mathrm{983}}^1\times {\mathrm{8941}}^1$

素因数の和:9931

約数の個数: 16

約数和(自身を含む): 158380704

約数和(自身を除く): 70490674

約数列:

[1, 2, 5, 10, 983, 1966, 4915, 8941, 9830, 17882, 44705, 89410, 8789003, 17578006, 43945015, 87890030]

約数ペア:

[(1, 87890030), (2, 43945015), (5, 17578006), (10, 8789003), (983, 89410), (1966, 44705), (4915, 17882), (8941, 9830)]