200925500

素因数分解:

$2^2\times 5^3\times {\mathrm{251}}^1\times {\mathrm{1601}}^1$

素因数の和:1871

約数の個数: 48

約数和(自身を含む): 440844768

約数和(自身を除く): 239919268

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 251, 500, 502, 1004, 1255, 1601, 2510, 3202, 5020, 6275, 6404, 8005, 12550, 16010, 25100, 31375, 32020, 40025, 62750, 80050, 125500, 160100, 200125, 400250, 401851, 800500, 803702, 1607404, 2009255, 4018510, 8037020, 10046275, 20092550, 40185100, 50231375, 100462750, 200925500]

約数ペア:

[(1, 200925500), (2, 100462750), (4, 50231375), (5, 40185100), (10, 20092550), (20, 10046275), (25, 8037020), (50, 4018510), (100, 2009255), (125, 1607404), (250, 803702), (251, 800500), (500, 401851), (502, 400250), (1004, 200125), (1255, 160100), (1601, 125500), (2510, 80050), (3202, 62750), (5020, 40025), (6275, 32020), (6404, 31375), (8005, 25100), (12550, 16010)]