2012252500

素因数分解:

$2^2\times 5^4\times {\mathrm{804901}}^1$

素因数の和:804925

約数の個数: 30

約数和(自身を含む): 4400399234

約数和(自身を除く): 2388146734

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 804901, 1609802, 3219604, 4024505, 8049010, 16098020, 20122525, 40245050, 80490100, 100612625, 201225250, 402450500, 503063125, 1006126250, 2012252500]

約数ペア:

[(1, 2012252500), (2, 1006126250), (4, 503063125), (5, 402450500), (10, 201225250), (20, 100612625), (25, 80490100), (50, 40245050), (100, 20122525), (125, 16098020), (250, 8049010), (500, 4024505), (625, 3219604), (1250, 1609802), (2500, 804901)]