253128530

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 492687360

約数和(自身を除く): 239558830

約数列:

[1, 2, 5, 10, 29, 43, 53, 58, 86, 106, 145, 215, 265, 290, 383, 430, 530, 766, 1247, 1537, 1915, 2279, 2494, 3074, 3830, 4558, 6235, 7685, 11107, 11395, 12470, 15370, 16469, 20299, 22214, 22790, 32938, 40598, 55535, 66091, 82345, 101495, 111070, 132182, 164690, 202990, 330455, 477601, 588671, 660910, 872857, 955202, 1177342, 1745714, 2388005, 2943355, 4364285, 4776010, 5886710, 8728570, 25312853, 50625706, 126564265, 253128530]

約数ペア:

[(1, 253128530), (2, 126564265), (5, 50625706), (10, 25312853), (29, 8728570), (43, 5886710), (53, 4776010), (58, 4364285), (86, 2943355), (106, 2388005), (145, 1745714), (215, 1177342), (265, 955202), (290, 872857), (383, 660910), (430, 588671), (530, 477601), (766, 330455), (1247, 202990), (1537, 164690), (1915, 132182), (2279, 111070), (2494, 101495), (3074, 82345), (3830, 66091), (4558, 55535), (6235, 40598), (7685, 32938), (11107, 22790), (11395, 22214), (12470, 20299), (15370, 16469)]