2575400

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 6100800

約数和(自身を除く): 3525400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 158, 163, 200, 316, 326, 395, 632, 652, 790, 815, 1304, 1580, 1630, 1975, 3160, 3260, 3950, 4075, 6520, 7900, 8150, 12877, 15800, 16300, 25754, 32600, 51508, 64385, 103016, 128770, 257540, 321925, 515080, 643850, 1287700, 2575400]

約数ペア:

[(1, 2575400), (2, 1287700), (4, 643850), (5, 515080), (8, 321925), (10, 257540), (20, 128770), (25, 103016), (40, 64385), (50, 51508), (79, 32600), (100, 25754), (158, 16300), (163, 15800), (200, 12877), (316, 8150), (326, 7900), (395, 6520), (632, 4075), (652, 3950), (790, 3260), (815, 3160), (1304, 1975), (1580, 1630)]