780104

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{577}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 1586610

約数和(自身を除く): 806506

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 577, 676, 1154, 1352, 2308, 4616, 7501, 15002, 30004, 60008, 97513, 195026, 390052, 780104]

約数ペア:

[(1, 780104), (2, 390052), (4, 195026), (8, 97513), (13, 60008), (26, 30004), (52, 15002), (104, 7501), (169, 4616), (338, 2308), (577, 1352), (676, 1154)]