128342215

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{3217}}^1$

素因数の和:3402

約数の個数: 16

約数和(自身を含む): 157553280

約数和(自身を除く): 29211065

約数列:

[1, 5, 79, 101, 395, 505, 3217, 7979, 16085, 39895, 254143, 324917, 1270715, 1624585, 25668443, 128342215]

約数ペア:

[(1, 128342215), (5, 25668443), (79, 1624585), (101, 1270715), (395, 324917), (505, 254143), (3217, 39895), (7979, 16085)]