78975472

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{290351}}^1$

素因数の和:290376

約数の個数: 20

約数和(自身を含む): 162016416

約数和(自身を除く): 83040944

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 290351, 580702, 1161404, 2322808, 4645616, 4935967, 9871934, 19743868, 39487736, 78975472]

約数ペア:

[(1, 78975472), (2, 39487736), (4, 19743868), (8, 9871934), (16, 4935967), (17, 4645616), (34, 2322808), (68, 1161404), (136, 580702), (272, 290351)]