254875595

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4391}}^1$

素因数の和:4475

約数の個数: 32

約数和(自身を含む): 354170880

約数和(自身を除く): 99295285

約数列:

[1, 5, 13, 19, 47, 65, 95, 235, 247, 611, 893, 1235, 3055, 4391, 4465, 11609, 21955, 57083, 58045, 83429, 206377, 285415, 417145, 1031885, 1084577, 2682901, 3921163, 5422885, 13414505, 19605815, 50975119, 254875595]

約数ペア:

[(1, 254875595), (5, 50975119), (13, 19605815), (19, 13414505), (47, 5422885), (65, 3921163), (95, 2682901), (235, 1084577), (247, 1031885), (611, 417145), (893, 285415), (1235, 206377), (3055, 83429), (4391, 58045), (4465, 57083), (11609, 21955)]