71876272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20327}}^1$

素因数の和:20365

約数の個数: 40

約数和(自身を含む): 158802336

約数和(自身を除く): 86926064

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 20327, 40654, 81308, 162616, 264251, 325232, 345559, 528502, 691118, 1057004, 1382236, 2114008, 2764472, 4228016, 4492267, 5528944, 8984534, 17969068, 35938136, 71876272]

約数ペア:

[(1, 71876272), (2, 35938136), (4, 17969068), (8, 8984534), (13, 5528944), (16, 4492267), (17, 4228016), (26, 2764472), (34, 2114008), (52, 1382236), (68, 1057004), (104, 691118), (136, 528502), (208, 345559), (221, 325232), (272, 264251), (442, 162616), (884, 81308), (1768, 40654), (3536, 20327)]