25861250

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{1217}}^1$

素因数の和:1256

約数の個数: 40

約数和(自身を含む): 51367932

約数和(自身を除く): 25506682

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 625, 850, 1217, 1250, 2125, 2434, 4250, 6085, 10625, 12170, 20689, 21250, 30425, 41378, 60850, 103445, 152125, 206890, 304250, 517225, 760625, 1034450, 1521250, 2586125, 5172250, 12930625, 25861250]

約数ペア:

[(1, 25861250), (2, 12930625), (5, 5172250), (10, 2586125), (17, 1521250), (25, 1034450), (34, 760625), (50, 517225), (85, 304250), (125, 206890), (170, 152125), (250, 103445), (425, 60850), (625, 41378), (850, 30425), (1217, 21250), (1250, 20689), (2125, 12170), (2434, 10625), (4250, 6085)]