90158458

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 48

約数和(自身を含む): 156794400

約数和(自身を除く): 66635942

約数列:

[1, 2, 13, 19, 26, 38, 101, 139, 169, 202, 247, 278, 338, 494, 1313, 1807, 1919, 2626, 2641, 3211, 3614, 3838, 5282, 6422, 14039, 17069, 23491, 24947, 28078, 34138, 34333, 46982, 49894, 68666, 182507, 266741, 324311, 365014, 446329, 533482, 648622, 892658, 2372591, 3467633, 4745182, 6935266, 45079229, 90158458]

約数ペア:

[(1, 90158458), (2, 45079229), (13, 6935266), (19, 4745182), (26, 3467633), (38, 2372591), (101, 892658), (139, 648622), (169, 533482), (202, 446329), (247, 365014), (278, 324311), (338, 266741), (494, 182507), (1313, 68666), (1807, 49894), (1919, 46982), (2626, 34333), (2641, 34138), (3211, 28078), (3614, 24947), (3838, 23491), (5282, 17069), (6422, 14039)]