64993220

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{55079}}^1$

素因数の和:55147

約数の個数: 24

約数和(自身を含む): 138801600

約数和(自身を除く): 73808380

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 55079, 110158, 220316, 275395, 550790, 1101580, 3249661, 6499322, 12998644, 16248305, 32496610, 64993220]

約数ペア:

[(1, 64993220), (2, 32496610), (4, 16248305), (5, 12998644), (10, 6499322), (20, 3249661), (59, 1101580), (118, 550790), (236, 275395), (295, 220316), (590, 110158), (1180, 55079)]