61288370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42859}}^1$

素因数の和:42890

約数の個数: 32

約数和(自身を含む): 129608640

約数和(自身を除く): 68320270

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 42859, 85718, 214295, 428590, 471449, 557167, 942898, 1114334, 2357245, 2785835, 4714490, 5571670, 6128837, 12257674, 30644185, 61288370]

約数ペア:

[(1, 61288370), (2, 30644185), (5, 12257674), (10, 6128837), (11, 5571670), (13, 4714490), (22, 2785835), (26, 2357245), (55, 1114334), (65, 942898), (110, 557167), (130, 471449), (143, 428590), (286, 214295), (715, 85718), (1430, 42859)]