66616360

素因数分解:

$2^3\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{1483}}^1$

素因数の和:2617

約数の個数: 32

約数和(自身を含む): 150121440

約数和(自身を除く): 83505080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1123, 1483, 2246, 2966, 4492, 5615, 5932, 7415, 8984, 11230, 11864, 14830, 22460, 29660, 44920, 59320, 1665409, 3330818, 6661636, 8327045, 13323272, 16654090, 33308180, 66616360]

約数ペア:

[(1, 66616360), (2, 33308180), (4, 16654090), (5, 13323272), (8, 8327045), (10, 6661636), (20, 3330818), (40, 1665409), (1123, 59320), (1483, 44920), (2246, 29660), (2966, 22460), (4492, 14830), (5615, 11864), (5932, 11230), (7415, 8984)]