128480945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{22171}}^1$

素因数の和:22256

約数の個数: 16

約数和(自身を含む): 164959680

約数和(自身を除く): 36478735

約数列:

[1, 5, 19, 61, 95, 305, 1159, 5795, 22171, 110855, 421249, 1352431, 2106245, 6762155, 25696189, 128480945]

約数ペア:

[(1, 128480945), (5, 25696189), (19, 6762155), (61, 2106245), (95, 1352431), (305, 421249), (1159, 110855), (5795, 22171)]