13142480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12637}}^1$

素因数の和:12663

約数の個数: 40

約数和(自身を含む): 32909352

約数和(自身を除く): 19766872

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 12637, 25274, 50548, 63185, 101096, 126370, 164281, 202192, 252740, 328562, 505480, 657124, 821405, 1010960, 1314248, 1642810, 2628496, 3285620, 6571240, 13142480]

約数ペア:

[(1, 13142480), (2, 6571240), (4, 3285620), (5, 2628496), (8, 1642810), (10, 1314248), (13, 1010960), (16, 821405), (20, 657124), (26, 505480), (40, 328562), (52, 252740), (65, 202192), (80, 164281), (104, 126370), (130, 101096), (208, 63185), (260, 50548), (520, 25274), (1040, 12637)]