50821180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 109156320

約数和(自身を除く): 58335140

約数列:

[1, 2, 4, 5, 10, 20, 101, 139, 181, 202, 278, 362, 404, 505, 556, 695, 724, 905, 1010, 1390, 1810, 2020, 2780, 3620, 14039, 18281, 25159, 28078, 36562, 50318, 56156, 70195, 73124, 91405, 100636, 125795, 140390, 182810, 251590, 280780, 365620, 503180, 2541059, 5082118, 10164236, 12705295, 25410590, 50821180]

約数ペア:

[(1, 50821180), (2, 25410590), (4, 12705295), (5, 10164236), (10, 5082118), (20, 2541059), (101, 503180), (139, 365620), (181, 280780), (202, 251590), (278, 182810), (362, 140390), (404, 125795), (505, 100636), (556, 91405), (695, 73124), (724, 70195), (905, 56156), (1010, 50318), (1390, 36562), (1810, 28078), (2020, 25159), (2780, 18281), (3620, 14039)]