139969300

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^2\times {\mathrm{757}}^1$

素因数の和:857

約数の個数: 54

約数和(自身を含む): 311371998

約数和(自身を除く): 171402698

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 757, 860, 1075, 1514, 1849, 2150, 3028, 3698, 3785, 4300, 7396, 7570, 9245, 15140, 18490, 18925, 32551, 36980, 37850, 46225, 65102, 75700, 92450, 130204, 162755, 184900, 325510, 651020, 813775, 1399693, 1627550, 2799386, 3255100, 5598772, 6998465, 13996930, 27993860, 34992325, 69984650, 139969300]

約数ペア:

[(1, 139969300), (2, 69984650), (4, 34992325), (5, 27993860), (10, 13996930), (20, 6998465), (25, 5598772), (43, 3255100), (50, 2799386), (86, 1627550), (100, 1399693), (172, 813775), (215, 651020), (430, 325510), (757, 184900), (860, 162755), (1075, 130204), (1514, 92450), (1849, 75700), (2150, 65102), (3028, 46225), (3698, 37850), (3785, 36980), (4300, 32551), (7396, 18925), (7570, 18490), (9245, 15140)]