38213800

素因数分解:

$2^3\times 5^2\times {\mathrm{157}}^1\times {\mathrm{1217}}^1$

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 89486460

約数和(自身を除く): 51272660

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 157, 200, 314, 628, 785, 1217, 1256, 1570, 2434, 3140, 3925, 4868, 6085, 6280, 7850, 9736, 12170, 15700, 24340, 30425, 31400, 48680, 60850, 121700, 191069, 243400, 382138, 764276, 955345, 1528552, 1910690, 3821380, 4776725, 7642760, 9553450, 19106900, 38213800]

約数ペア:

[(1, 38213800), (2, 19106900), (4, 9553450), (5, 7642760), (8, 4776725), (10, 3821380), (20, 1910690), (25, 1528552), (40, 955345), (50, 764276), (100, 382138), (157, 243400), (200, 191069), (314, 121700), (628, 60850), (785, 48680), (1217, 31400), (1256, 30425), (1570, 24340), (2434, 15700), (3140, 12170), (3925, 9736), (4868, 7850), (6085, 6280)]