138755000

素因数分解:

$2^3\times 5^4\times {\mathrm{27751}}^1$

素因数の和:27777

約数の個数: 40

約数和(自身を含む): 325114680

約数和(自身を除く): 186359680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 27751, 55502, 111004, 138755, 222008, 277510, 555020, 693775, 1110040, 1387550, 2775100, 3468875, 5550200, 6937750, 13875500, 17344375, 27751000, 34688750, 69377500, 138755000]

約数ペア:

[(1, 138755000), (2, 69377500), (4, 34688750), (5, 27751000), (8, 17344375), (10, 13875500), (20, 6937750), (25, 5550200), (40, 3468875), (50, 2775100), (100, 1387550), (125, 1110040), (200, 693775), (250, 555020), (500, 277510), (625, 222008), (1000, 138755), (1250, 111004), (2500, 55502), (5000, 27751)]