90140872

素因数分解:

$2^3\times {\mathrm{2179}}^1\times {\mathrm{5171}}^1$

素因数の和:7356

約数の個数: 16

約数和(自身を含む): 169124400

約数和(自身を除く): 78983528

約数列:

[1, 2, 4, 8, 2179, 4358, 5171, 8716, 10342, 17432, 20684, 41368, 11267609, 22535218, 45070436, 90140872]

約数ペア:

[(1, 90140872), (2, 45070436), (4, 22535218), (8, 11267609), (2179, 41368), (4358, 20684), (5171, 17432), (8716, 10342)]