65512696220

素因数分解:

$2^2\times 5^1\times {\mathrm{3275634811}}^1$

素因数の和:3275634820

約数の個数: 12

約数和(自身を含む): 137576662104

約数和(自身を除く): 72063965884

約数列:

[1, 2, 4, 5, 10, 20, 3275634811, 6551269622, 13102539244, 16378174055, 32756348110, 65512696220]

約数ペア:

[(1, 65512696220), (2, 32756348110), (4, 16378174055), (5, 13102539244), (10, 6551269622), (20, 3275634811)]