64684724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{40127}}^1$

素因数の和:40175

約数の個数: 24

約数和(自身を含む): 125841408

約数和(自身を除く): 61156684

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 40127, 80254, 160508, 521651, 1043302, 1243937, 2086604, 2487874, 4975748, 16171181, 32342362, 64684724]

約数ペア:

[(1, 64684724), (2, 32342362), (4, 16171181), (13, 4975748), (26, 2487874), (31, 2086604), (52, 1243937), (62, 1043302), (124, 521651), (403, 160508), (806, 80254), (1612, 40127)]