89636080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:494

約数の個数: 80

約数和(自身を含む): 216843264

約数和(自身を除く): 127207184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 71, 80, 86, 142, 172, 215, 284, 344, 355, 367, 430, 568, 688, 710, 734, 860, 1136, 1420, 1468, 1720, 1835, 2840, 2936, 3053, 3440, 3670, 5680, 5872, 6106, 7340, 12212, 14680, 15265, 15781, 24424, 26057, 29360, 30530, 31562, 48848, 52114, 61060, 63124, 78905, 104228, 122120, 126248, 130285, 157810, 208456, 244240, 252496, 260570, 315620, 416912, 521140, 631240, 1042280, 1120451, 1262480, 2084560, 2240902, 4481804, 5602255, 8963608, 11204510, 17927216, 22409020, 44818040, 89636080]

約数ペア:

[(1, 89636080), (2, 44818040), (4, 22409020), (5, 17927216), (8, 11204510), (10, 8963608), (16, 5602255), (20, 4481804), (40, 2240902), (43, 2084560), (71, 1262480), (80, 1120451), (86, 1042280), (142, 631240), (172, 521140), (215, 416912), (284, 315620), (344, 260570), (355, 252496), (367, 244240), (430, 208456), (568, 157810), (688, 130285), (710, 126248), (734, 122120), (860, 104228), (1136, 78905), (1420, 63124), (1468, 61060), (1720, 52114), (1835, 48848), (2840, 31562), (2936, 30530), (3053, 29360), (3440, 26057), (3670, 24424), (5680, 15781), (5872, 15265), (6106, 14680), (7340, 12212)]