25229800

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{1249}}^1$

素因数の和:1366

約数の個数: 48

約数和(自身を含む): 59287500

約数和(自身を除く): 34057700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 505, 808, 1010, 1249, 2020, 2498, 2525, 4040, 4996, 5050, 6245, 9992, 10100, 12490, 20200, 24980, 31225, 49960, 62450, 124900, 126149, 249800, 252298, 504596, 630745, 1009192, 1261490, 2522980, 3153725, 5045960, 6307450, 12614900, 25229800]

約数ペア:

[(1, 25229800), (2, 12614900), (4, 6307450), (5, 5045960), (8, 3153725), (10, 2522980), (20, 1261490), (25, 1009192), (40, 630745), (50, 504596), (100, 252298), (101, 249800), (200, 126149), (202, 124900), (404, 62450), (505, 49960), (808, 31225), (1010, 24980), (1249, 20200), (2020, 12490), (2498, 10100), (2525, 9992), (4040, 6245), (4996, 5050)]