201851125

素因数分解:

$5^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1171}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 289605888

約数和(自身を除く): 87754763

約数列:

[1, 5, 7, 25, 35, 125, 175, 197, 875, 985, 1171, 1379, 4925, 5855, 6895, 8197, 24625, 29275, 34475, 40985, 146375, 172375, 204925, 230687, 1024625, 1153435, 1614809, 5767175, 8074045, 28835875, 40370225, 201851125]

約数ペア:

[(1, 201851125), (5, 40370225), (7, 28835875), (25, 8074045), (35, 5767175), (125, 1614809), (175, 1153435), (197, 1024625), (875, 230687), (985, 204925), (1171, 172375), (1379, 146375), (4925, 40985), (5855, 34475), (6895, 29275), (8197, 24625)]