205652485

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4391}}^1$

素因数の和:4461

約数の個数: 32

約数和(自身を含む): 284601600

約数和(自身を除く): 78949115

約数列:

[1, 5, 17, 19, 29, 85, 95, 145, 323, 493, 551, 1615, 2465, 2755, 4391, 9367, 21955, 46835, 74647, 83429, 127339, 373235, 417145, 636695, 1418293, 2164763, 2419441, 7091465, 10823815, 12097205, 41130497, 205652485]

約数ペア:

[(1, 205652485), (5, 41130497), (17, 12097205), (19, 10823815), (29, 7091465), (85, 2419441), (95, 2164763), (145, 1418293), (323, 636695), (493, 417145), (551, 373235), (1615, 127339), (2465, 83429), (2755, 74647), (4391, 46835), (9367, 21955)]