219035500

素因数分解:

$2^2\times 5^3\times {\mathrm{109}}^1\times {\mathrm{4019}}^1$

素因数の和:4147

約数の個数: 48

約数和(自身を含む): 482882400

約数和(自身を除く): 263846900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 125, 218, 250, 436, 500, 545, 1090, 2180, 2725, 4019, 5450, 8038, 10900, 13625, 16076, 20095, 27250, 40190, 54500, 80380, 100475, 200950, 401900, 438071, 502375, 876142, 1004750, 1752284, 2009500, 2190355, 4380710, 8761420, 10951775, 21903550, 43807100, 54758875, 109517750, 219035500]

約数ペア:

[(1, 219035500), (2, 109517750), (4, 54758875), (5, 43807100), (10, 21903550), (20, 10951775), (25, 8761420), (50, 4380710), (100, 2190355), (109, 2009500), (125, 1752284), (218, 1004750), (250, 876142), (436, 502375), (500, 438071), (545, 401900), (1090, 200950), (2180, 100475), (2725, 80380), (4019, 54500), (5450, 40190), (8038, 27250), (10900, 20095), (13625, 16076)]