85644890

素因数分解:

$2^1\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{4019}}^1$

素因数の和:6157

約数の個数: 16

約数和(自身を含む): 154271520

約数和(自身を除く): 68626630

約数列:

[1, 2, 5, 10, 2131, 4019, 4262, 8038, 10655, 20095, 21310, 40190, 8564489, 17128978, 42822445, 85644890]

約数ペア:

[(1, 85644890), (2, 42822445), (5, 17128978), (10, 8564489), (2131, 40190), (4019, 21310), (4262, 20095), (8038, 10655)]