61529860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1553}}^1$

素因数の和:1852

約数の個数: 48

約数和(自身を含む): 148288896

約数和(自身を除く): 86759036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 1132, 1415, 1553, 1981, 2830, 3106, 3962, 5660, 6212, 7765, 7924, 9905, 10871, 15530, 19810, 21742, 31060, 39620, 43484, 54355, 108710, 217420, 439499, 878998, 1757996, 2197495, 3076493, 4394990, 6152986, 8789980, 12305972, 15382465, 30764930, 61529860]

約数ペア:

[(1, 61529860), (2, 30764930), (4, 15382465), (5, 12305972), (7, 8789980), (10, 6152986), (14, 4394990), (20, 3076493), (28, 2197495), (35, 1757996), (70, 878998), (140, 439499), (283, 217420), (566, 108710), (1132, 54355), (1415, 43484), (1553, 39620), (1981, 31060), (2830, 21742), (3106, 19810), (3962, 15530), (5660, 10871), (6212, 9905), (7765, 7924)]