64466440

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{6917}}^1$

素因数の和:7161

約数の個数: 32

約数和(自身を含む): 145693080

約数和(自身を除く): 81226640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 932, 1165, 1864, 2330, 4660, 6917, 9320, 13834, 27668, 34585, 55336, 69170, 138340, 276680, 1611661, 3223322, 6446644, 8058305, 12893288, 16116610, 32233220, 64466440]

約数ペア:

[(1, 64466440), (2, 32233220), (4, 16116610), (5, 12893288), (8, 8058305), (10, 6446644), (20, 3223322), (40, 1611661), (233, 276680), (466, 138340), (932, 69170), (1165, 55336), (1864, 34585), (2330, 27668), (4660, 13834), (6917, 9320)]