68863855

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 91010304

約数和(自身を除く): 22146449

約数列:

[1, 5, 17, 43, 83, 85, 215, 227, 415, 731, 1135, 1411, 3569, 3655, 3859, 7055, 9761, 17845, 18841, 19295, 48805, 60673, 94205, 165937, 303365, 320297, 810163, 829685, 1601485, 4050815, 13772771, 68863855]

約数ペア:

[(1, 68863855), (5, 13772771), (17, 4050815), (43, 1601485), (83, 829685), (85, 810163), (215, 320297), (227, 303365), (415, 165937), (731, 94205), (1135, 60673), (1411, 48805), (3569, 19295), (3655, 18841), (3859, 17845), (7055, 9761)]