80471716

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{9157}}^1$

素因数の和:9200

約数の個数: 24

約数和(自身を含む): 152572280

約数和(自身を除く): 72100564

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 2197, 4394, 8788, 9157, 18314, 36628, 119041, 238082, 476164, 1547533, 3095066, 6190132, 20117929, 40235858, 80471716]

約数ペア:

[(1, 80471716), (2, 40235858), (4, 20117929), (13, 6190132), (26, 3095066), (52, 1547533), (169, 476164), (338, 238082), (676, 119041), (2197, 36628), (4394, 18314), (8788, 9157)]