201850820

素因数分解:

$2^2\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{6257}}^1$

素因数の和:7879

約数の個数: 24

約数和(自身を含む): 424217304

約数和(自身を除く): 222366484

約数列:

[1, 2, 4, 5, 10, 20, 1613, 3226, 6257, 6452, 8065, 12514, 16130, 25028, 31285, 32260, 62570, 125140, 10092541, 20185082, 40370164, 50462705, 100925410, 201850820]

約数ペア:

[(1, 201850820), (2, 100925410), (4, 50462705), (5, 40370164), (10, 20185082), (20, 10092541), (1613, 125140), (3226, 62570), (6257, 32260), (6452, 31285), (8065, 25028), (12514, 16130)]