258476710

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{21739}}^1$

素因数の和:21816

約数の個数: 32

約数和(自身を含む): 493063200

約数和(自身を除く): 234586490

約数列:

[1, 2, 5, 10, 29, 41, 58, 82, 145, 205, 290, 410, 1189, 2378, 5945, 11890, 21739, 43478, 108695, 217390, 630431, 891299, 1260862, 1782598, 3152155, 4456495, 6304310, 8912990, 25847671, 51695342, 129238355, 258476710]

約数ペア:

[(1, 258476710), (2, 129238355), (5, 51695342), (10, 25847671), (29, 8912990), (41, 6304310), (58, 4456495), (82, 3152155), (145, 1782598), (205, 1260862), (290, 891299), (410, 630431), (1189, 217390), (2378, 108695), (5945, 43478), (11890, 21739)]