79638260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{306301}}^1$

素因数の和:306323

約数の個数: 24

約数和(自身を含む): 180105576

約数和(自身を除く): 100467316

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 306301, 612602, 1225204, 1531505, 3063010, 3981913, 6126020, 7963826, 15927652, 19909565, 39819130, 79638260]

約数ペア:

[(1, 79638260), (2, 39819130), (4, 19909565), (5, 15927652), (10, 7963826), (13, 6126020), (20, 3981913), (26, 3063010), (52, 1531505), (65, 1225204), (130, 612602), (260, 306301)]