1604095

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:246

約数の個数: 16

約数和(自身を含む): 2027520

約数和(自身を除く): 423425

約数列:

[1, 5, 31, 79, 131, 155, 395, 655, 2449, 4061, 10349, 12245, 20305, 51745, 320819, 1604095]

約数ペア:

[(1, 1604095), (5, 320819), (31, 51745), (79, 20305), (131, 12245), (155, 10349), (395, 4061), (655, 2449)]