61513160

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{10321}}^1$

素因数の和:10481

約数の個数: 32

約数和(自身を含む): 139347000

約数和(自身を除く): 77833840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 10321, 20642, 41284, 51605, 82568, 103210, 206420, 412840, 1537829, 3075658, 6151316, 7689145, 12302632, 15378290, 30756580, 61513160]

約数ペア:

[(1, 61513160), (2, 30756580), (4, 15378290), (5, 12302632), (8, 7689145), (10, 6151316), (20, 3075658), (40, 1537829), (149, 412840), (298, 206420), (596, 103210), (745, 82568), (1192, 51605), (1490, 41284), (2980, 20642), (5960, 10321)]