278317650075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1206013}}^1$

素因数の和:1206224

約数の個数: 48

約数和(自身を含む): 489911831136

約数和(自身を除く): 211594181061

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 181, 255, 425, 543, 905, 1275, 2715, 3077, 4525, 9231, 13575, 15385, 46155, 76925, 230775, 1206013, 3618039, 6030065, 18090195, 20502221, 30150325, 61506663, 90450975, 102511105, 218288353, 307533315, 512555525, 654865059, 1091441765, 1537666575, 3274325295, 3710902001, 5457208825, 11132706003, 16371626475, 18554510005, 55663530015, 92772550025, 278317650075]

約数ペア:

[(1, 278317650075), (3, 92772550025), (5, 55663530015), (15, 18554510005), (17, 16371626475), (25, 11132706003), (51, 5457208825), (75, 3710902001), (85, 3274325295), (181, 1537666575), (255, 1091441765), (425, 654865059), (543, 512555525), (905, 307533315), (1275, 218288353), (2715, 102511105), (3077, 90450975), (4525, 61506663), (9231, 30150325), (13575, 20502221), (15385, 18090195), (46155, 6030065), (76925, 3618039), (230775, 1206013)]