85280884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1640017}}^1$

素因数の和:1640034

約数の個数: 12

約数和(自身を含む): 160721764

約数和(自身を除く): 75440880

約数列:

[1, 2, 4, 13, 26, 52, 1640017, 3280034, 6560068, 21320221, 42640442, 85280884]

約数ペア:

[(1, 85280884), (2, 42640442), (4, 21320221), (13, 6560068), (26, 3280034), (52, 1640017)]