90216860

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{63533}}^1$

素因数の和:63613

約数の個数: 24

約数和(自身を含む): 192126816

約数和(自身を除く): 101909956

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 63533, 127066, 254132, 317665, 635330, 1270660, 4510843, 9021686, 18043372, 22554215, 45108430, 90216860]

約数ペア:

[(1, 90216860), (2, 45108430), (4, 22554215), (5, 18043372), (10, 9021686), (20, 4510843), (71, 1270660), (142, 635330), (284, 317665), (355, 254132), (710, 127066), (1420, 63533)]