2005665050

素因数分解:

$2^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{421}}^1\times {\mathrm{631}}^1$

素因数の和:1215

約数の個数: 48

約数和(自身を含む): 3770127744

約数和(自身を除く): 1764462694

約数列:

[1, 2, 5, 10, 25, 50, 151, 302, 421, 631, 755, 842, 1262, 1510, 2105, 3155, 3775, 4210, 6310, 7550, 10525, 15775, 21050, 31550, 63571, 95281, 127142, 190562, 265651, 317855, 476405, 531302, 635710, 952810, 1328255, 1589275, 2382025, 2656510, 3178550, 4764050, 6641275, 13282550, 40113301, 80226602, 200566505, 401133010, 1002832525, 2005665050]

約数ペア:

[(1, 2005665050), (2, 1002832525), (5, 401133010), (10, 200566505), (25, 80226602), (50, 40113301), (151, 13282550), (302, 6641275), (421, 4764050), (631, 3178550), (755, 2656510), (842, 2382025), (1262, 1589275), (1510, 1328255), (2105, 952810), (3155, 635710), (3775, 531302), (4210, 476405), (6310, 317855), (7550, 265651), (10525, 190562), (15775, 127142), (21050, 95281), (31550, 63571)]