80785000

素因数分解:

$2^3\times 5^4\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 192313440

約数和(自身を除く): 111528440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 107, 125, 151, 200, 214, 250, 302, 428, 500, 535, 604, 625, 755, 856, 1000, 1070, 1208, 1250, 1510, 2140, 2500, 2675, 3020, 3775, 4280, 5000, 5350, 6040, 7550, 10700, 13375, 15100, 16157, 18875, 21400, 26750, 30200, 32314, 37750, 53500, 64628, 66875, 75500, 80785, 94375, 107000, 129256, 133750, 151000, 161570, 188750, 267500, 323140, 377500, 403925, 535000, 646280, 755000, 807850, 1615700, 2019625, 3231400, 4039250, 8078500, 10098125, 16157000, 20196250, 40392500, 80785000]

約数ペア:

[(1, 80785000), (2, 40392500), (4, 20196250), (5, 16157000), (8, 10098125), (10, 8078500), (20, 4039250), (25, 3231400), (40, 2019625), (50, 1615700), (100, 807850), (107, 755000), (125, 646280), (151, 535000), (200, 403925), (214, 377500), (250, 323140), (302, 267500), (428, 188750), (500, 161570), (535, 151000), (604, 133750), (625, 129256), (755, 107000), (856, 94375), (1000, 80785), (1070, 75500), (1208, 66875), (1250, 64628), (1510, 53500), (2140, 37750), (2500, 32314), (2675, 30200), (3020, 26750), (3775, 21400), (4280, 18875), (5000, 16157), (5350, 15100), (6040, 13375), (7550, 10700)]