138902080

素因数分解:

$2^6\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2663}}^1$

素因数の和:2843

約数の個数: 56

約数和(自身を含む): 332914752

約数和(自身を除く): 194012672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 163, 320, 326, 652, 815, 1304, 1630, 2608, 2663, 3260, 5216, 5326, 6520, 10432, 10652, 13040, 13315, 21304, 26080, 26630, 42608, 52160, 53260, 85216, 106520, 170432, 213040, 426080, 434069, 852160, 868138, 1736276, 2170345, 3472552, 4340690, 6945104, 8681380, 13890208, 17362760, 27780416, 34725520, 69451040, 138902080]

約数ペア:

[(1, 138902080), (2, 69451040), (4, 34725520), (5, 27780416), (8, 17362760), (10, 13890208), (16, 8681380), (20, 6945104), (32, 4340690), (40, 3472552), (64, 2170345), (80, 1736276), (160, 868138), (163, 852160), (320, 434069), (326, 426080), (652, 213040), (815, 170432), (1304, 106520), (1630, 85216), (2608, 53260), (2663, 52160), (3260, 42608), (5216, 26630), (5326, 26080), (6520, 21304), (10432, 13315), (10652, 13040)]