66688544

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{160309}}^1$

素因数の和:160332

約数の個数: 24

約数和(自身を含む): 141393420

約数和(自身を除く): 74704876

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 160309, 320618, 641236, 1282472, 2084017, 2564944, 4168034, 5129888, 8336068, 16672136, 33344272, 66688544]

約数ペア:

[(1, 66688544), (2, 33344272), (4, 16672136), (8, 8336068), (13, 5129888), (16, 4168034), (26, 2564944), (32, 2084017), (52, 1282472), (104, 641236), (208, 320618), (416, 160309)]