64457285

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 86054400

約数和(自身を除く): 21597115

約数列:

[1, 5, 17, 29, 79, 85, 145, 331, 395, 493, 1343, 1655, 2291, 2465, 5627, 6715, 9599, 11455, 26149, 28135, 38947, 47995, 130745, 163183, 194735, 444533, 758321, 815915, 2222665, 3791605, 12891457, 64457285]

約数ペア:

[(1, 64457285), (5, 12891457), (17, 3791605), (29, 2222665), (79, 815915), (85, 758321), (145, 444533), (331, 194735), (395, 163183), (493, 130745), (1343, 47995), (1655, 38947), (2291, 28135), (2465, 26149), (5627, 11455), (6715, 9599)]