89208100

素因数分解:

$2^2\times 5^2\times {\mathrm{691}}^1\times {\mathrm{1291}}^1$

素因数の和:1996

約数の個数: 36

約数和(自身を含む): 194011888

約数和(自身を除く): 104803788

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 691, 1291, 1382, 2582, 2764, 3455, 5164, 6455, 6910, 12910, 13820, 17275, 25820, 32275, 34550, 64550, 69100, 129100, 892081, 1784162, 3568324, 4460405, 8920810, 17841620, 22302025, 44604050, 89208100]

約数ペア:

[(1, 89208100), (2, 44604050), (4, 22302025), (5, 17841620), (10, 8920810), (20, 4460405), (25, 3568324), (50, 1784162), (100, 892081), (691, 129100), (1291, 69100), (1382, 64550), (2582, 34550), (2764, 32275), (3455, 25820), (5164, 17275), (6455, 13820), (6910, 12910)]