82566680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2251}}^1$

素因数の和:2400

約数の個数: 64

約数和(自身を含む): 214030080

約数和(自身を除く): 131463400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 655, 917, 1048, 1310, 1834, 2251, 2620, 3668, 4502, 4585, 5240, 7336, 9004, 9170, 11255, 15757, 18008, 18340, 22510, 31514, 36680, 45020, 63028, 78785, 90040, 126056, 157570, 294881, 315140, 589762, 630280, 1179524, 1474405, 2064167, 2359048, 2948810, 4128334, 5897620, 8256668, 10320835, 11795240, 16513336, 20641670, 41283340, 82566680]

約数ペア:

[(1, 82566680), (2, 41283340), (4, 20641670), (5, 16513336), (7, 11795240), (8, 10320835), (10, 8256668), (14, 5897620), (20, 4128334), (28, 2948810), (35, 2359048), (40, 2064167), (56, 1474405), (70, 1179524), (131, 630280), (140, 589762), (262, 315140), (280, 294881), (524, 157570), (655, 126056), (917, 90040), (1048, 78785), (1310, 63028), (1834, 45020), (2251, 36680), (2620, 31514), (3668, 22510), (4502, 18340), (4585, 18008), (5240, 15757), (7336, 11255), (9004, 9170)]