85256530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 169361280

約数和(自身を除く): 84104750

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 107, 109, 170, 214, 215, 218, 430, 535, 545, 731, 1070, 1090, 1462, 1819, 1853, 3638, 3655, 3706, 4601, 4687, 7310, 9095, 9202, 9265, 9374, 11663, 18190, 18530, 23005, 23326, 23435, 46010, 46870, 58315, 78217, 79679, 116630, 156434, 159358, 198271, 391085, 396542, 398395, 501509, 782170, 796790, 991355, 1003018, 1982710, 2507545, 5015090, 8525653, 17051306, 42628265, 85256530]

約数ペア:

[(1, 85256530), (2, 42628265), (5, 17051306), (10, 8525653), (17, 5015090), (34, 2507545), (43, 1982710), (85, 1003018), (86, 991355), (107, 796790), (109, 782170), (170, 501509), (214, 398395), (215, 396542), (218, 391085), (430, 198271), (535, 159358), (545, 156434), (731, 116630), (1070, 79679), (1090, 78217), (1462, 58315), (1819, 46870), (1853, 46010), (3638, 23435), (3655, 23326), (3706, 23005), (4601, 18530), (4687, 18190), (7310, 11663), (9095, 9374), (9202, 9265)]