85661775

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{16553}}^1$

素因数の和:16592

約数の個数: 36

約数和(自身を含む): 160110288

約数和(自身を除く): 74448513

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 5175, 16553, 49659, 82765, 148977, 248295, 380719, 413825, 744885, 1142157, 1241475, 1903595, 3426471, 3724425, 5710785, 9517975, 17132355, 28553925, 85661775]

約数ペア:

[(1, 85661775), (3, 28553925), (5, 17132355), (9, 9517975), (15, 5710785), (23, 3724425), (25, 3426471), (45, 1903595), (69, 1241475), (75, 1142157), (115, 744885), (207, 413825), (225, 380719), (345, 248295), (575, 148977), (1035, 82765), (1725, 49659), (5175, 16553)]