51638750

素因数分解:

$2^1\times 5^4\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:510

約数の個数: 40

約数和(自身を含む): 97937400

約数和(自身を除く): 46298650

約数列:

[1, 2, 5, 10, 25, 50, 109, 125, 218, 250, 379, 545, 625, 758, 1090, 1250, 1895, 2725, 3790, 5450, 9475, 13625, 18950, 27250, 41311, 47375, 68125, 82622, 94750, 136250, 206555, 236875, 413110, 473750, 1032775, 2065550, 5163875, 10327750, 25819375, 51638750]

約数ペア:

[(1, 51638750), (2, 25819375), (5, 10327750), (10, 5163875), (25, 2065550), (50, 1032775), (109, 473750), (125, 413110), (218, 236875), (250, 206555), (379, 136250), (545, 94750), (625, 82622), (758, 68125), (1090, 47375), (1250, 41311), (1895, 27250), (2725, 18950), (3790, 13625), (5450, 9475)]