72114040

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{2663}}^1$

素因数の和:3351

約数の個数: 32

約数和(自身を含む): 162557280

約数和(自身を除く): 90443240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1354, 2663, 2708, 3385, 5326, 5416, 6770, 10652, 13315, 13540, 21304, 26630, 27080, 53260, 106520, 1802851, 3605702, 7211404, 9014255, 14422808, 18028510, 36057020, 72114040]

約数ペア:

[(1, 72114040), (2, 36057020), (4, 18028510), (5, 14422808), (8, 9014255), (10, 7211404), (20, 3605702), (40, 1802851), (677, 106520), (1354, 53260), (2663, 27080), (2708, 26630), (3385, 21304), (5326, 13540), (5416, 13315), (6770, 10652)]