90037270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 178770240

約数和(自身を除く): 88732970

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 109, 113, 170, 215, 218, 226, 430, 545, 565, 731, 1090, 1130, 1462, 1853, 1921, 3655, 3706, 3842, 4687, 4859, 7310, 9265, 9374, 9605, 9718, 12317, 18530, 19210, 23435, 24295, 24634, 46870, 48590, 61585, 79679, 82603, 123170, 159358, 165206, 209389, 398395, 413015, 418778, 529631, 796790, 826030, 1046945, 1059262, 2093890, 2648155, 5296310, 9003727, 18007454, 45018635, 90037270]

約数ペア:

[(1, 90037270), (2, 45018635), (5, 18007454), (10, 9003727), (17, 5296310), (34, 2648155), (43, 2093890), (85, 1059262), (86, 1046945), (109, 826030), (113, 796790), (170, 529631), (215, 418778), (218, 413015), (226, 398395), (430, 209389), (545, 165206), (565, 159358), (731, 123170), (1090, 82603), (1130, 79679), (1462, 61585), (1853, 48590), (1921, 46870), (3655, 24634), (3706, 24295), (3842, 23435), (4687, 19210), (4859, 18530), (7310, 12317), (9265, 9718), (9374, 9605)]