64950580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{104759}}^1$

素因数の和:104799

約数の個数: 24

約数和(自身を含む): 140797440

約数和(自身を除く): 75846860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 104759, 209518, 419036, 523795, 1047590, 2095180, 3247529, 6495058, 12990116, 16237645, 32475290, 64950580]

約数ペア:

[(1, 64950580), (2, 32475290), (4, 16237645), (5, 12990116), (10, 6495058), (20, 3247529), (31, 2095180), (62, 1047590), (124, 523795), (155, 419036), (310, 209518), (620, 104759)]