68432260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263201}}^1$

素因数の和:263223

約数の個数: 24

約数和(自身を含む): 154762776

約数和(自身を除く): 86330516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263201, 526402, 1052804, 1316005, 2632010, 3421613, 5264020, 6843226, 13686452, 17108065, 34216130, 68432260]

約数ペア:

[(1, 68432260), (2, 34216130), (4, 17108065), (5, 13686452), (10, 6843226), (13, 5264020), (20, 3421613), (26, 2632010), (52, 1316005), (65, 1052804), (130, 526402), (260, 263201)]