299780975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1871}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 438721920

約数和(自身を除く): 138940945

約数列:

[1, 5, 13, 17, 25, 29, 65, 85, 145, 221, 325, 377, 425, 493, 725, 1105, 1871, 1885, 2465, 5525, 6409, 9355, 9425, 12325, 24323, 31807, 32045, 46775, 54259, 121615, 159035, 160225, 271295, 413491, 608075, 705367, 795175, 922403, 1356475, 2067455, 3526835, 4612015, 10337275, 11991239, 17634175, 23060075, 59956195, 299780975]

約数ペア:

[(1, 299780975), (5, 59956195), (13, 23060075), (17, 17634175), (25, 11991239), (29, 10337275), (65, 4612015), (85, 3526835), (145, 2067455), (221, 1356475), (325, 922403), (377, 795175), (425, 705367), (493, 608075), (725, 413491), (1105, 271295), (1871, 160225), (1885, 159035), (2465, 121615), (5525, 54259), (6409, 46775), (9355, 32045), (9425, 31807), (12325, 24323)]