64479860

素因数分解:

$2^2\times 5^1\times {\mathrm{1033}}^1\times {\mathrm{3121}}^1$

素因数の和:4163

約数の個数: 24

約数和(自身を含む): 135582216

約数和(自身を除く): 71102356

約数列:

[1, 2, 4, 5, 10, 20, 1033, 2066, 3121, 4132, 5165, 6242, 10330, 12484, 15605, 20660, 31210, 62420, 3223993, 6447986, 12895972, 16119965, 32239930, 64479860]

約数ペア:

[(1, 64479860), (2, 32239930), (4, 16119965), (5, 12895972), (10, 6447986), (20, 3223993), (1033, 62420), (2066, 31210), (3121, 20660), (4132, 15605), (5165, 12484), (6242, 10330)]