640804548016

素因数分解:

$2^4\times {\mathrm{40050284251}}^1$

素因数の和:40050284259

約数の個数: 10

約数和(自身を含む): 1241558811812

約数和(自身を除く): 600754263796

約数列:

[1, 2, 4, 8, 16, 40050284251, 80100568502, 160201137004, 320402274008, 640804548016]

約数ペア:

[(1, 640804548016), (2, 320402274008), (4, 160201137004), (8, 80100568502), (16, 40050284251)]