76850840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{449}}^1$

素因数の和:860

約数の個数: 64

約数和(自身を含む): 189540000

約数和(自身を除く): 112689160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 389, 440, 449, 778, 898, 1556, 1796, 1945, 2245, 3112, 3592, 3890, 4279, 4490, 4939, 7780, 8558, 8980, 9878, 15560, 17116, 17960, 19756, 21395, 24695, 34232, 39512, 42790, 49390, 85580, 98780, 171160, 174661, 197560, 349322, 698644, 873305, 1397288, 1746610, 1921271, 3493220, 3842542, 6986440, 7685084, 9606355, 15370168, 19212710, 38425420, 76850840]

約数ペア:

[(1, 76850840), (2, 38425420), (4, 19212710), (5, 15370168), (8, 9606355), (10, 7685084), (11, 6986440), (20, 3842542), (22, 3493220), (40, 1921271), (44, 1746610), (55, 1397288), (88, 873305), (110, 698644), (220, 349322), (389, 197560), (440, 174661), (449, 171160), (778, 98780), (898, 85580), (1556, 49390), (1796, 42790), (1945, 39512), (2245, 34232), (3112, 24695), (3592, 21395), (3890, 19756), (4279, 17960), (4490, 17116), (4939, 15560), (7780, 9878), (8558, 8980)]