65681020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{44987}}^1$

素因数の和:45069

約数の個数: 24

約数和(自身を含む): 139822704

約数和(自身を除く): 74141684

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 44987, 89974, 179948, 224935, 449870, 899740, 3284051, 6568102, 13136204, 16420255, 32840510, 65681020]

約数ペア:

[(1, 65681020), (2, 32840510), (4, 16420255), (5, 13136204), (10, 6568102), (20, 3284051), (73, 899740), (146, 449870), (292, 224935), (365, 179948), (730, 89974), (1460, 44987)]