5150800

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:260

約数の個数: 60

約数和(自身を含む): 12608320

約数和(自身を除く): 7457520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 163, 200, 316, 326, 395, 400, 632, 652, 790, 815, 1264, 1304, 1580, 1630, 1975, 2608, 3160, 3260, 3950, 4075, 6320, 6520, 7900, 8150, 12877, 13040, 15800, 16300, 25754, 31600, 32600, 51508, 64385, 65200, 103016, 128770, 206032, 257540, 321925, 515080, 643850, 1030160, 1287700, 2575400, 5150800]

約数ペア:

[(1, 5150800), (2, 2575400), (4, 1287700), (5, 1030160), (8, 643850), (10, 515080), (16, 321925), (20, 257540), (25, 206032), (40, 128770), (50, 103016), (79, 65200), (80, 64385), (100, 51508), (158, 32600), (163, 31600), (200, 25754), (316, 16300), (326, 15800), (395, 13040), (400, 12877), (632, 8150), (652, 7900), (790, 6520), (815, 6320), (1264, 4075), (1304, 3950), (1580, 3260), (1630, 3160), (1975, 2608)]