2043669875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2551}}^1$

素因数の和:2625

約数の個数: 64

約数和(自身を含む): 3009726720

約数和(自身を除く): 966056845

約数列:

[1, 5, 13, 17, 25, 29, 65, 85, 125, 145, 221, 325, 377, 425, 493, 725, 1105, 1625, 1885, 2125, 2465, 2551, 3625, 5525, 6409, 9425, 12325, 12755, 27625, 32045, 33163, 43367, 47125, 61625, 63775, 73979, 160225, 165815, 216835, 318875, 369895, 563771, 801125, 829075, 961727, 1084175, 1257643, 1849475, 2818855, 4145375, 4808635, 5420875, 6288215, 9247375, 14094275, 16349359, 24043175, 31441075, 70471375, 81746795, 120215875, 157205375, 408733975, 2043669875]

約数ペア:

[(1, 2043669875), (5, 408733975), (13, 157205375), (17, 120215875), (25, 81746795), (29, 70471375), (65, 31441075), (85, 24043175), (125, 16349359), (145, 14094275), (221, 9247375), (325, 6288215), (377, 5420875), (425, 4808635), (493, 4145375), (725, 2818855), (1105, 1849475), (1625, 1257643), (1885, 1084175), (2125, 961727), (2465, 829075), (2551, 801125), (3625, 563771), (5525, 369895), (6409, 318875), (9425, 216835), (12325, 165815), (12755, 160225), (27625, 73979), (32045, 63775), (33163, 61625), (43367, 47125)]