25573660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4937}}^1$

素因数の和:4990

約数の個数: 48

約数和(自身を含む): 63048384

約数和(自身を除く): 37474724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 4937, 5180, 9874, 19748, 24685, 34559, 49370, 69118, 98740, 138236, 172795, 182669, 345590, 365338, 691180, 730676, 913345, 1278683, 1826690, 2557366, 3653380, 5114732, 6393415, 12786830, 25573660]

約数ペア:

[(1, 25573660), (2, 12786830), (4, 6393415), (5, 5114732), (7, 3653380), (10, 2557366), (14, 1826690), (20, 1278683), (28, 913345), (35, 730676), (37, 691180), (70, 365338), (74, 345590), (140, 182669), (148, 172795), (185, 138236), (259, 98740), (370, 69118), (518, 49370), (740, 34559), (1036, 24685), (1295, 19748), (2590, 9874), (4937, 5180)]