82687160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 192568320

約数和(自身を除く): 109881160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 127, 164, 205, 254, 328, 397, 410, 508, 635, 794, 820, 1016, 1270, 1588, 1640, 1985, 2540, 3176, 3970, 5080, 5207, 7940, 10414, 15880, 16277, 20828, 26035, 32554, 41656, 50419, 52070, 65108, 81385, 100838, 104140, 130216, 162770, 201676, 208280, 252095, 325540, 403352, 504190, 651080, 1008380, 2016760, 2067179, 4134358, 8268716, 10335895, 16537432, 20671790, 41343580, 82687160]

約数ペア:

[(1, 82687160), (2, 41343580), (4, 20671790), (5, 16537432), (8, 10335895), (10, 8268716), (20, 4134358), (40, 2067179), (41, 2016760), (82, 1008380), (127, 651080), (164, 504190), (205, 403352), (254, 325540), (328, 252095), (397, 208280), (410, 201676), (508, 162770), (635, 130216), (794, 104140), (820, 100838), (1016, 81385), (1270, 65108), (1588, 52070), (1640, 50419), (1985, 41656), (2540, 32554), (3176, 26035), (3970, 20828), (5080, 16277), (5207, 15880), (7940, 10414)]