165066680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5051}}^1$

素因数の和:5124

約数の個数: 64

約数和(自身を含む): 400118400

約数和(自身を除く): 235051720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 760, 817, 860, 1634, 1720, 3268, 4085, 5051, 6536, 8170, 10102, 16340, 20204, 25255, 32680, 40408, 50510, 95969, 101020, 191938, 202040, 217193, 383876, 434386, 479845, 767752, 868772, 959690, 1085965, 1737544, 1919380, 2171930, 3838760, 4126667, 4343860, 8253334, 8687720, 16506668, 20633335, 33013336, 41266670, 82533340, 165066680]

約数ペア:

[(1, 165066680), (2, 82533340), (4, 41266670), (5, 33013336), (8, 20633335), (10, 16506668), (19, 8687720), (20, 8253334), (38, 4343860), (40, 4126667), (43, 3838760), (76, 2171930), (86, 1919380), (95, 1737544), (152, 1085965), (172, 959690), (190, 868772), (215, 767752), (344, 479845), (380, 434386), (430, 383876), (760, 217193), (817, 202040), (860, 191938), (1634, 101020), (1720, 95969), (3268, 50510), (4085, 40408), (5051, 32680), (6536, 25255), (8170, 20204), (10102, 16340)]