68484260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263401}}^1$

素因数の和:263423

約数の個数: 24

約数和(自身を含む): 154880376

約数和(自身を除く): 86396116

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263401, 526802, 1053604, 1317005, 2634010, 3424213, 5268020, 6848426, 13696852, 17121065, 34242130, 68484260]

約数ペア:

[(1, 68484260), (2, 34242130), (4, 17121065), (5, 13696852), (10, 6848426), (13, 5268020), (20, 3424213), (26, 2634010), (52, 1317005), (65, 1053604), (130, 526802), (260, 263401)]