38781100

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{4909}}^1$

素因数の和:5002

約数の個数: 36

約数和(自身を含む): 85237600

約数和(自身を除く): 46456500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 790, 1580, 1975, 3950, 4909, 7900, 9818, 19636, 24545, 49090, 98180, 122725, 245450, 387811, 490900, 775622, 1551244, 1939055, 3878110, 7756220, 9695275, 19390550, 38781100]

約数ペア:

[(1, 38781100), (2, 19390550), (4, 9695275), (5, 7756220), (10, 3878110), (20, 1939055), (25, 1551244), (50, 775622), (79, 490900), (100, 387811), (158, 245450), (316, 122725), (395, 98180), (790, 49090), (1580, 24545), (1975, 19636), (3950, 9818), (4909, 7900)]