1220005425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{13477}}^1$

素因数の和:13578

約数の個数: 48

約数和(自身を含む): 2165968512

約数和(自身を除く): 945963087

約数列:

[1, 3, 5, 15, 17, 25, 51, 71, 75, 85, 213, 255, 355, 425, 1065, 1207, 1275, 1775, 3621, 5325, 6035, 13477, 18105, 30175, 40431, 67385, 90525, 202155, 229109, 336925, 687327, 956867, 1010775, 1145545, 2870601, 3436635, 4784335, 5727725, 14353005, 16266739, 17183175, 23921675, 48800217, 71765025, 81333695, 244001085, 406668475, 1220005425]

約数ペア:

[(1, 1220005425), (3, 406668475), (5, 244001085), (15, 81333695), (17, 71765025), (25, 48800217), (51, 23921675), (71, 17183175), (75, 16266739), (85, 14353005), (213, 5727725), (255, 4784335), (355, 3436635), (425, 2870601), (1065, 1145545), (1207, 1010775), (1275, 956867), (1775, 687327), (3621, 336925), (5325, 229109), (6035, 202155), (13477, 90525), (18105, 67385), (30175, 40431)]