161688890860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1154920649}}^1$

素因数の和:1154920665

約数の個数: 24

約数和(自身を含む): 388053338400

約数和(自身を除く): 226364447540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1154920649, 2309841298, 4619682596, 5774603245, 8084444543, 11549206490, 16168889086, 23098412980, 32337778172, 40422222715, 80844445430, 161688890860]

約数ペア:

[(1, 161688890860), (2, 80844445430), (4, 40422222715), (5, 32337778172), (7, 23098412980), (10, 16168889086), (14, 11549206490), (20, 8084444543), (28, 5774603245), (35, 4619682596), (70, 2309841298), (140, 1154920649)]