82819626820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25720381}}^1$

素因数の和:25720420

約数の個数: 48

約数和(自身を含む): 207409160448

約数和(自身を除く): 124589533628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 25720381, 51440762, 102881524, 128601905, 180042667, 257203810, 360085334, 514407620, 591568763, 720170668, 900213335, 1183137526, 1800426670, 2366275052, 2957843815, 3600853340, 4140981341, 5915687630, 8281962682, 11831375260, 16563925364, 20704906705, 41409813410, 82819626820]

約数ペア:

[(1, 82819626820), (2, 41409813410), (4, 20704906705), (5, 16563925364), (7, 11831375260), (10, 8281962682), (14, 5915687630), (20, 4140981341), (23, 3600853340), (28, 2957843815), (35, 2366275052), (46, 1800426670), (70, 1183137526), (92, 900213335), (115, 720170668), (140, 591568763), (161, 514407620), (230, 360085334), (322, 257203810), (460, 180042667), (644, 128601905), (805, 102881524), (1610, 51440762), (3220, 25720381)]