1217767400

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{99817}}^1$

素因数の和:99894

約数の個数: 48

約数和(自身を含む): 2877752940

約数和(自身を除く): 1659985540

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2440, 3050, 6100, 12200, 99817, 199634, 399268, 499085, 798536, 998170, 1996340, 2495425, 3992680, 4990850, 6088837, 9981700, 12177674, 19963400, 24355348, 30444185, 48710696, 60888370, 121776740, 152220925, 243553480, 304441850, 608883700, 1217767400]

約数ペア:

[(1, 1217767400), (2, 608883700), (4, 304441850), (5, 243553480), (8, 152220925), (10, 121776740), (20, 60888370), (25, 48710696), (40, 30444185), (50, 24355348), (61, 19963400), (100, 12177674), (122, 9981700), (200, 6088837), (244, 4990850), (305, 3992680), (488, 2495425), (610, 1996340), (1220, 998170), (1525, 798536), (2440, 499085), (3050, 399268), (6100, 199634), (12200, 99817)]