80372785

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{1657}}^1$

素因数の和:1860

約数の個数: 16

約数和(自身を含む): 98485200

約数和(自身を除く): 18112415

約数列:

[1, 5, 89, 109, 445, 545, 1657, 8285, 9701, 48505, 147473, 180613, 737365, 903065, 16074557, 80372785]

約数ペア:

[(1, 80372785), (5, 16074557), (89, 903065), (109, 737365), (445, 180613), (545, 147473), (1657, 48505), (8285, 9701)]