857555855

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 1151055360

約数和(自身を除く): 293499505

約数列:

[1, 5, 13, 59, 65, 103, 167, 169, 295, 515, 767, 835, 845, 1339, 2171, 3835, 6077, 6695, 9853, 9971, 10855, 17201, 17407, 28223, 30385, 49265, 49855, 79001, 86005, 87035, 128089, 141115, 223613, 395005, 640445, 1014859, 1027013, 1118065, 1665157, 2906969, 5074295, 5135065, 8325785, 13193167, 14534845, 65965835, 171511171, 857555855]

約数ペア:

[(1, 857555855), (5, 171511171), (13, 65965835), (59, 14534845), (65, 13193167), (103, 8325785), (167, 5135065), (169, 5074295), (295, 2906969), (515, 1665157), (767, 1118065), (835, 1027013), (845, 1014859), (1339, 640445), (2171, 395005), (3835, 223613), (6077, 141115), (6695, 128089), (9853, 87035), (9971, 86005), (10855, 79001), (17201, 49855), (17407, 49265), (28223, 30385)]