71564080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2719}}^1$

素因数の和:2786

約数の個数: 80

約数和(自身を含む): 194273280

約数和(自身を除く): 122709200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1880, 2632, 2719, 3290, 3760, 5264, 5438, 6580, 10876, 13160, 13595, 19033, 21752, 26320, 27190, 38066, 43504, 54380, 76132, 95165, 108760, 127793, 152264, 190330, 217520, 255586, 304528, 380660, 511172, 638965, 761320, 894551, 1022344, 1277930, 1522640, 1789102, 2044688, 2555860, 3578204, 4472755, 5111720, 7156408, 8945510, 10223440, 14312816, 17891020, 35782040, 71564080]

約数ペア:

[(1, 71564080), (2, 35782040), (4, 17891020), (5, 14312816), (7, 10223440), (8, 8945510), (10, 7156408), (14, 5111720), (16, 4472755), (20, 3578204), (28, 2555860), (35, 2044688), (40, 1789102), (47, 1522640), (56, 1277930), (70, 1022344), (80, 894551), (94, 761320), (112, 638965), (140, 511172), (188, 380660), (235, 304528), (280, 255586), (329, 217520), (376, 190330), (470, 152264), (560, 127793), (658, 108760), (752, 95165), (940, 76132), (1316, 54380), (1645, 43504), (1880, 38066), (2632, 27190), (2719, 26320), (3290, 21752), (3760, 19033), (5264, 13595), (5438, 13160), (6580, 10876)]