25001220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 75091968

約数和(自身を除く): 50090748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 127, 170, 193, 204, 254, 255, 340, 381, 386, 508, 510, 579, 635, 762, 772, 965, 1020, 1158, 1270, 1524, 1905, 1930, 2159, 2316, 2540, 2895, 3281, 3810, 3860, 4318, 5790, 6477, 6562, 7620, 8636, 9843, 10795, 11580, 12954, 13124, 16405, 19686, 21590, 24511, 25908, 32385, 32810, 39372, 43180, 49022, 49215, 64770, 65620, 73533, 98044, 98430, 122555, 129540, 147066, 196860, 245110, 294132, 367665, 416687, 490220, 735330, 833374, 1250061, 1470660, 1666748, 2083435, 2500122, 4166870, 5000244, 6250305, 8333740, 12500610, 25001220]

約数ペア:

[(1, 25001220), (2, 12500610), (3, 8333740), (4, 6250305), (5, 5000244), (6, 4166870), (10, 2500122), (12, 2083435), (15, 1666748), (17, 1470660), (20, 1250061), (30, 833374), (34, 735330), (51, 490220), (60, 416687), (68, 367665), (85, 294132), (102, 245110), (127, 196860), (170, 147066), (193, 129540), (204, 122555), (254, 98430), (255, 98044), (340, 73533), (381, 65620), (386, 64770), (508, 49215), (510, 49022), (579, 43180), (635, 39372), (762, 32810), (772, 32385), (965, 25908), (1020, 24511), (1158, 21590), (1270, 19686), (1524, 16405), (1905, 13124), (1930, 12954), (2159, 11580), (2316, 10795), (2540, 9843), (2895, 8636), (3281, 7620), (3810, 6562), (3860, 6477), (4318, 5790)]