25131720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{209431}}^1$

素因数の和:209445

約数の個数: 32

約数和(自身を含む): 75395520

約数和(自身を除く): 50263800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 209431, 418862, 628293, 837724, 1047155, 1256586, 1675448, 2094310, 2513172, 3141465, 4188620, 5026344, 6282930, 8377240, 12565860, 25131720]

約数ペア:

[(1, 25131720), (2, 12565860), (3, 8377240), (4, 6282930), (5, 5026344), (6, 4188620), (8, 3141465), (10, 2513172), (12, 2094310), (15, 1675448), (20, 1256586), (24, 1047155), (30, 837724), (40, 628293), (60, 418862), (120, 209431)]