74901520

素因数分解:

$2^4\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1663}}^1$

素因数の和:2239

約数の個数: 40

約数和(自身を含む): 174560256

約数和(自身を除く): 99658736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 563, 1126, 1663, 2252, 2815, 3326, 4504, 5630, 6652, 8315, 9008, 11260, 13304, 16630, 22520, 26608, 33260, 45040, 66520, 133040, 936269, 1872538, 3745076, 4681345, 7490152, 9362690, 14980304, 18725380, 37450760, 74901520]

約数ペア:

[(1, 74901520), (2, 37450760), (4, 18725380), (5, 14980304), (8, 9362690), (10, 7490152), (16, 4681345), (20, 3745076), (40, 1872538), (80, 936269), (563, 133040), (1126, 66520), (1663, 45040), (2252, 33260), (2815, 26608), (3326, 22520), (4504, 16630), (5630, 13304), (6652, 11260), (8315, 9008)]