80917490

素因数分解:

$2^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{14221}}^1$

素因数の和:14797

約数の個数: 16

約数和(自身を含む): 145917720

約数和(自身を除く): 65000230

約数列:

[1, 2, 5, 10, 569, 1138, 2845, 5690, 14221, 28442, 71105, 142210, 8091749, 16183498, 40458745, 80917490]

約数ペア:

[(1, 80917490), (2, 40458745), (5, 16183498), (10, 8091749), (569, 142210), (1138, 71105), (2845, 28442), (5690, 14221)]