90104015

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^2\times {\mathrm{167}}^1$

素因数の和:323

約数の個数: 24

約数和(自身を含む): 114397920

約数和(自身を除く): 24293905

約数列:

[1, 5, 29, 61, 145, 167, 305, 835, 1769, 3721, 4843, 8845, 10187, 18605, 24215, 50935, 107909, 295423, 539545, 621407, 1477115, 3107035, 18020803, 90104015]

約数ペア:

[(1, 90104015), (5, 18020803), (29, 3107035), (61, 1477115), (145, 621407), (167, 539545), (305, 295423), (835, 107909), (1769, 50935), (3721, 24215), (4843, 18605), (8845, 10187)]