52560400

素因数分解:

$2^4\times 5^2\times {\mathrm{101}}^1\times {\mathrm{1301}}^1$

素因数の和:1420

約数の個数: 60

約数和(自身を含む): 127624644

約数和(自身を除く): 75064244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 101, 200, 202, 400, 404, 505, 808, 1010, 1301, 1616, 2020, 2525, 2602, 4040, 5050, 5204, 6505, 8080, 10100, 10408, 13010, 20200, 20816, 26020, 32525, 40400, 52040, 65050, 104080, 130100, 131401, 260200, 262802, 520400, 525604, 657005, 1051208, 1314010, 2102416, 2628020, 3285025, 5256040, 6570050, 10512080, 13140100, 26280200, 52560400]

約数ペア:

[(1, 52560400), (2, 26280200), (4, 13140100), (5, 10512080), (8, 6570050), (10, 5256040), (16, 3285025), (20, 2628020), (25, 2102416), (40, 1314010), (50, 1051208), (80, 657005), (100, 525604), (101, 520400), (200, 262802), (202, 260200), (400, 131401), (404, 130100), (505, 104080), (808, 65050), (1010, 52040), (1301, 40400), (1616, 32525), (2020, 26020), (2525, 20816), (2602, 20200), (4040, 13010), (5050, 10408), (5204, 10100), (6505, 8080)]