71262580

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{6397}}^1$

素因数の和:6963

約数の個数: 24

約数和(自身を含む): 149943528

約数和(自身を除く): 78680948

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 5570, 6397, 11140, 12794, 25588, 31985, 63970, 127940, 3563129, 7126258, 14252516, 17815645, 35631290, 71262580]

約数ペア:

[(1, 71262580), (2, 35631290), (4, 17815645), (5, 14252516), (10, 7126258), (20, 3563129), (557, 127940), (1114, 63970), (2228, 31985), (2785, 25588), (5570, 12794), (6397, 11140)]