5661890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 11113200

約数和(自身を除く): 5451310

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 194, 449, 485, 898, 970, 1261, 2245, 2522, 4490, 5837, 6305, 11674, 12610, 29185, 43553, 58370, 87106, 217765, 435530, 566189, 1132378, 2830945, 5661890]

約数ペア:

[(1, 5661890), (2, 2830945), (5, 1132378), (10, 566189), (13, 435530), (26, 217765), (65, 87106), (97, 58370), (130, 43553), (194, 29185), (449, 12610), (485, 11674), (898, 6305), (970, 5837), (1261, 4490), (2245, 2522)]