80651215

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1\times {\mathrm{419}}^1$

素因数の和:842

約数の個数: 16

約数和(自身を含む): 98068320

約数和(自身を除く): 17417105

約数列:

[1, 5, 137, 281, 419, 685, 1405, 2095, 38497, 57403, 117739, 192485, 287015, 588695, 16130243, 80651215]

約数ペア:

[(1, 80651215), (5, 16130243), (137, 588695), (281, 287015), (419, 192485), (685, 117739), (1405, 57403), (2095, 38497)]