100420285

素因数分解:

$5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{19001}}^1$

素因数の和:19164

約数の個数: 16

約数和(自身を含む): 138638592

約数和(自身を除く): 38218307

約数列:

[1, 5, 7, 35, 151, 755, 1057, 5285, 19001, 95005, 133007, 665035, 2869151, 14345755, 20084057, 100420285]

約数ペア:

[(1, 100420285), (5, 20084057), (7, 14345755), (35, 2869151), (151, 665035), (755, 133007), (1057, 95005), (5285, 19001)]