65512302160

素因数分解:

$2^4\times 5^1\times {\mathrm{818903777}}^1$

素因数の和:818903790

約数の個数: 20

約数和(自身を含む): 152316102708

約数和(自身を除く): 86803800548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 818903777, 1637807554, 3275615108, 4094518885, 6551230216, 8189037770, 13102460432, 16378075540, 32756151080, 65512302160]

約数ペア:

[(1, 65512302160), (2, 32756151080), (4, 16378075540), (5, 13102460432), (8, 8189037770), (10, 6551230216), (16, 4094518885), (20, 3275615108), (40, 1637807554), (80, 818903777)]