51512140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{461}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 112077504

約数和(自身を除く): 60565364

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 151, 185, 302, 370, 461, 604, 740, 755, 922, 1510, 1844, 2305, 3020, 4610, 5587, 9220, 11174, 17057, 22348, 27935, 34114, 55870, 68228, 69611, 85285, 111740, 139222, 170570, 278444, 341140, 348055, 696110, 1392220, 2575607, 5151214, 10302428, 12878035, 25756070, 51512140]

約数ペア:

[(1, 51512140), (2, 25756070), (4, 12878035), (5, 10302428), (10, 5151214), (20, 2575607), (37, 1392220), (74, 696110), (148, 348055), (151, 341140), (185, 278444), (302, 170570), (370, 139222), (461, 111740), (604, 85285), (740, 69611), (755, 68228), (922, 55870), (1510, 34114), (1844, 27935), (2305, 22348), (3020, 17057), (4610, 11174), (5587, 9220)]