72722416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1657}}^1$

素因数の和:1889

約数の個数: 40

約数和(自身を含む): 152549264

約数和(自身を除く): 79826848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 211, 422, 844, 1657, 1688, 2743, 3314, 3376, 5486, 6628, 10972, 13256, 21541, 21944, 26512, 43082, 43888, 86164, 172328, 344656, 349627, 699254, 1398508, 2797016, 4545151, 5594032, 9090302, 18180604, 36361208, 72722416]

約数ペア:

[(1, 72722416), (2, 36361208), (4, 18180604), (8, 9090302), (13, 5594032), (16, 4545151), (26, 2797016), (52, 1398508), (104, 699254), (208, 349627), (211, 344656), (422, 172328), (844, 86164), (1657, 43888), (1688, 43082), (2743, 26512), (3314, 21944), (3376, 21541), (5486, 13256), (6628, 10972)]