77646080

素因数分解:

$2^8\times 5^1\times {\mathrm{60661}}^1$

素因数の和:60682

約数の個数: 36

約数和(自身を含む): 185989692

約数和(自身を除く): 108343612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 60661, 121322, 242644, 303305, 485288, 606610, 970576, 1213220, 1941152, 2426440, 3882304, 4852880, 7764608, 9705760, 15529216, 19411520, 38823040, 77646080]

約数ペア:

[(1, 77646080), (2, 38823040), (4, 19411520), (5, 15529216), (8, 9705760), (10, 7764608), (16, 4852880), (20, 3882304), (32, 2426440), (40, 1941152), (64, 1213220), (80, 970576), (128, 606610), (160, 485288), (256, 303305), (320, 242644), (640, 121322), (1280, 60661)]