201850100

素因数分解:

$2^2\times 5^2\times {\mathrm{491}}^1\times {\mathrm{4111}}^1$

素因数の和:4616

約数の個数: 36

約数和(自身を含む): 439013568

約数和(自身を除く): 237163468

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 491, 982, 1964, 2455, 4111, 4910, 8222, 9820, 12275, 16444, 20555, 24550, 41110, 49100, 82220, 102775, 205550, 411100, 2018501, 4037002, 8074004, 10092505, 20185010, 40370020, 50462525, 100925050, 201850100]

約数ペア:

[(1, 201850100), (2, 100925050), (4, 50462525), (5, 40370020), (10, 20185010), (20, 10092505), (25, 8074004), (50, 4037002), (100, 2018501), (491, 411100), (982, 205550), (1964, 102775), (2455, 82220), (4111, 49100), (4910, 41110), (8222, 24550), (9820, 20555), (12275, 16444)]