64239245

素因数分解:

$5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{3319}}^1$

素因数の和:3417

約数の個数: 24

約数和(自身を含む): 90835200

約数和(自身を除く): 26595955

約数列:

[1, 5, 7, 35, 49, 79, 245, 395, 553, 2765, 3319, 3871, 16595, 19355, 23233, 116165, 162631, 262201, 813155, 1311005, 1835407, 9177035, 12847849, 64239245]

約数ペア:

[(1, 64239245), (5, 12847849), (7, 9177035), (35, 1835407), (49, 1311005), (79, 813155), (245, 262201), (395, 162631), (553, 116165), (2765, 23233), (3319, 19355), (3871, 16595)]