89990372

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{397}}^1\times {\mathrm{929}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 160640760

約数和(自身を除く): 70650388

約数列:

[1, 2, 4, 61, 122, 244, 397, 794, 929, 1588, 1858, 3716, 24217, 48434, 56669, 96868, 113338, 226676, 368813, 737626, 1475252, 22497593, 44995186, 89990372]

約数ペア:

[(1, 89990372), (2, 44995186), (4, 22497593), (61, 1475252), (122, 737626), (244, 368813), (397, 226676), (794, 113338), (929, 96868), (1588, 56669), (1858, 48434), (3716, 24217)]