320140015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1231}}^1\times {\mathrm{4001}}^1$

素因数の和:5250

約数の個数: 16

約数和(自身を含む): 414158976

約数和(自身を除く): 94018961

約数列:

[1, 5, 13, 65, 1231, 4001, 6155, 16003, 20005, 52013, 80015, 260065, 4925231, 24626155, 64028003, 320140015]

約数ペア:

[(1, 320140015), (5, 64028003), (13, 24626155), (65, 4925231), (1231, 260065), (4001, 80015), (6155, 52013), (16003, 20005)]