15975804980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{153407}}^1$

素因数の和:153584

約数の個数: 48

約数和(自身を含む): 34638299136

約数和(自身を除く): 18662494156

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 127, 164, 205, 254, 410, 508, 635, 820, 1270, 2540, 5207, 10414, 20828, 26035, 52070, 104140, 153407, 306814, 613628, 767035, 1534070, 3068140, 6289687, 12579374, 19482689, 25158748, 31448435, 38965378, 62896870, 77930756, 97413445, 125793740, 194826890, 389653780, 798790249, 1597580498, 3195160996, 3993951245, 7987902490, 15975804980]

約数ペア:

[(1, 15975804980), (2, 7987902490), (4, 3993951245), (5, 3195160996), (10, 1597580498), (20, 798790249), (41, 389653780), (82, 194826890), (127, 125793740), (164, 97413445), (205, 77930756), (254, 62896870), (410, 38965378), (508, 31448435), (635, 25158748), (820, 19482689), (1270, 12579374), (2540, 6289687), (5207, 3068140), (10414, 1534070), (20828, 767035), (26035, 613628), (52070, 306814), (104140, 153407)]