85265680

素因数分解:

$2^4\times 5^1\times {\mathrm{1065821}}^1$

素因数の和:1065834

約数の個数: 20

約数和(自身を含む): 198242892

約数和(自身を除く): 112977212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1065821, 2131642, 4263284, 5329105, 8526568, 10658210, 17053136, 21316420, 42632840, 85265680]

約数ペア:

[(1, 85265680), (2, 42632840), (4, 21316420), (5, 17053136), (8, 10658210), (10, 8526568), (16, 5329105), (20, 4263284), (40, 2131642), (80, 1065821)]