72661490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{660559}}^1$

素因数の和:660577

約数の個数: 16

約数和(自身を含む): 142680960

約数和(自身を除く): 70019470

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 660559, 1321118, 3302795, 6605590, 7266149, 14532298, 36330745, 72661490]

約数ペア:

[(1, 72661490), (2, 36330745), (5, 14532298), (10, 7266149), (11, 6605590), (22, 3302795), (55, 1321118), (110, 660559)]