201852875

素因数分解:

$5^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{661}}^1$

素因数の和:1032

約数の個数: 32

約数和(自身を含む): 289161600

約数和(自身を除く): 87308725

約数列:

[1, 5, 7, 25, 35, 125, 175, 349, 661, 875, 1745, 2443, 3305, 4627, 8725, 12215, 16525, 23135, 43625, 61075, 82625, 115675, 230689, 305375, 578375, 1153445, 1614823, 5767225, 8074115, 28836125, 40370575, 201852875]

約数ペア:

[(1, 201852875), (5, 40370575), (7, 28836125), (25, 8074115), (35, 5767225), (125, 1614823), (175, 1153445), (349, 578375), (661, 305375), (875, 230689), (1745, 115675), (2443, 82625), (3305, 61075), (4627, 43625), (8725, 23135), (12215, 16525)]