201777760460

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{283}}^1\times {\mathrm{142031}}^1$

素因数の和:142574

約数の個数: 48

約数和(自身を含む): 426927739392

約数和(自身を除く): 225149978932

約数列:

[1, 2, 4, 5, 10, 20, 251, 283, 502, 566, 1004, 1132, 1255, 1415, 2510, 2830, 5020, 5660, 71033, 142031, 142066, 284062, 284132, 355165, 568124, 710155, 710330, 1420310, 1420660, 2840620, 35649781, 40194773, 71299562, 80389546, 142599124, 160779092, 178248905, 200973865, 356497810, 401947730, 712995620, 803895460, 10088888023, 20177776046, 40355552092, 50444440115, 100888880230, 201777760460]

約数ペア:

[(1, 201777760460), (2, 100888880230), (4, 50444440115), (5, 40355552092), (10, 20177776046), (20, 10088888023), (251, 803895460), (283, 712995620), (502, 401947730), (566, 356497810), (1004, 200973865), (1132, 178248905), (1255, 160779092), (1415, 142599124), (2510, 80389546), (2830, 71299562), (5020, 40194773), (5660, 35649781), (71033, 2840620), (142031, 1420660), (142066, 1420310), (284062, 710330), (284132, 710155), (355165, 568124)]