87506120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{168281}}^1$

素因数の和:168305

約数の個数: 32

約数和(自身を含む): 212035320

約数和(自身を除く): 124529200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 168281, 336562, 673124, 841405, 1346248, 1682810, 2187653, 3365620, 4375306, 6731240, 8750612, 10938265, 17501224, 21876530, 43753060, 87506120]

約数ペア:

[(1, 87506120), (2, 43753060), (4, 21876530), (5, 17501224), (8, 10938265), (10, 8750612), (13, 6731240), (20, 4375306), (26, 3365620), (40, 2187653), (52, 1682810), (65, 1346248), (104, 841405), (130, 673124), (260, 336562), (520, 168281)]