74325640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26171}}^1$

素因数の和:26253

約数の個数: 32

約数和(自身を含む): 169594560

約数和(自身を除く): 95268920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 26171, 52342, 104684, 130855, 209368, 261710, 523420, 1046840, 1858141, 3716282, 7432564, 9290705, 14865128, 18581410, 37162820, 74325640]

約数ペア:

[(1, 74325640), (2, 37162820), (4, 18581410), (5, 14865128), (8, 9290705), (10, 7432564), (20, 3716282), (40, 1858141), (71, 1046840), (142, 523420), (284, 261710), (355, 209368), (568, 130855), (710, 104684), (1420, 52342), (2840, 26171)]