20165080525

素因数分解:

$5^2\times {\mathrm{20359}}^1\times {\mathrm{39619}}^1$

素因数の和:59988

約数の個数: 12

約数和(自身を含む): 25006559200

約数和(自身を除く): 4841478675

約数列:

[1, 5, 25, 20359, 39619, 101795, 198095, 508975, 990475, 806603221, 4033016105, 20165080525]

約数ペア:

[(1, 20165080525), (5, 4033016105), (25, 806603221), (20359, 990475), (39619, 508975), (101795, 198095)]