85289240

素因数分解:

$2^3\times 5^1\times {\mathrm{2132231}}^1$

素因数の和:2132242

約数の個数: 16

約数和(自身を含む): 191900880

約数和(自身を除く): 106611640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2132231, 4264462, 8528924, 10661155, 17057848, 21322310, 42644620, 85289240]

約数ペア:

[(1, 85289240), (2, 42644620), (4, 21322310), (5, 17057848), (8, 10661155), (10, 8528924), (20, 4264462), (40, 2132231)]