64746040

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{6947}}^1$

素因数の和:7191

約数の個数: 32

約数和(自身を含む): 146324880

約数和(自身を除く): 81578840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 932, 1165, 1864, 2330, 4660, 6947, 9320, 13894, 27788, 34735, 55576, 69470, 138940, 277880, 1618651, 3237302, 6474604, 8093255, 12949208, 16186510, 32373020, 64746040]

約数ペア:

[(1, 64746040), (2, 32373020), (4, 16186510), (5, 12949208), (8, 8093255), (10, 6474604), (20, 3237302), (40, 1618651), (233, 277880), (466, 138940), (932, 69470), (1165, 55576), (1864, 34735), (2330, 27788), (4660, 13894), (6947, 9320)]