255048910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 492972480

約数和(自身を除く): 237923570

約数列:

[1, 2, 5, 10, 29, 43, 58, 86, 113, 145, 181, 215, 226, 290, 362, 430, 565, 905, 1130, 1247, 1810, 2494, 3277, 4859, 5249, 6235, 6554, 7783, 9718, 10498, 12470, 15566, 16385, 20453, 24295, 26245, 32770, 38915, 40906, 48590, 52490, 77830, 102265, 140911, 204530, 225707, 281822, 451414, 593137, 704555, 879479, 1128535, 1186274, 1409110, 1758958, 2257070, 2965685, 4397395, 5931370, 8794790, 25504891, 51009782, 127524455, 255048910]

約数ペア:

[(1, 255048910), (2, 127524455), (5, 51009782), (10, 25504891), (29, 8794790), (43, 5931370), (58, 4397395), (86, 2965685), (113, 2257070), (145, 1758958), (181, 1409110), (215, 1186274), (226, 1128535), (290, 879479), (362, 704555), (430, 593137), (565, 451414), (905, 281822), (1130, 225707), (1247, 204530), (1810, 140911), (2494, 102265), (3277, 77830), (4859, 52490), (5249, 48590), (6235, 40906), (6554, 38915), (7783, 32770), (9718, 26245), (10498, 24295), (12470, 20453), (15566, 16385)]