26489800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{6971}}^1$

素因数の和:7006

約数の個数: 48

約数和(自身を含む): 64839600

約数和(自身を除く): 38349800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 6971, 13942, 27884, 34855, 55768, 69710, 132449, 139420, 174275, 264898, 278840, 348550, 529796, 662245, 697100, 1059592, 1324490, 1394200, 2648980, 3311225, 5297960, 6622450, 13244900, 26489800]

約数ペア:

[(1, 26489800), (2, 13244900), (4, 6622450), (5, 5297960), (8, 3311225), (10, 2648980), (19, 1394200), (20, 1324490), (25, 1059592), (38, 697100), (40, 662245), (50, 529796), (76, 348550), (95, 278840), (100, 264898), (152, 174275), (190, 139420), (200, 132449), (380, 69710), (475, 55768), (760, 34855), (950, 27884), (1900, 13942), (3800, 6971)]