68455540

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{26951}}^1$

素因数の和:27087

約数の個数: 24

約数和(自身を含む): 144893952

約数和(自身を除く): 76438412

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 26951, 53902, 107804, 134755, 269510, 539020, 3422777, 6845554, 13691108, 17113885, 34227770, 68455540]

約数ペア:

[(1, 68455540), (2, 34227770), (4, 17113885), (5, 13691108), (10, 6845554), (20, 3422777), (127, 539020), (254, 269510), (508, 134755), (635, 107804), (1270, 53902), (2540, 26951)]