82981040

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19571}}^1$

素因数の和:19637

約数の個数: 40

約数和(自身を含む): 196581168

約数和(自身を除く): 113600128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 19571, 39142, 78284, 97855, 156568, 195710, 313136, 391420, 782840, 1037263, 1565680, 2074526, 4149052, 5186315, 8298104, 10372630, 16596208, 20745260, 41490520, 82981040]

約数ペア:

[(1, 82981040), (2, 41490520), (4, 20745260), (5, 16596208), (8, 10372630), (10, 8298104), (16, 5186315), (20, 4149052), (40, 2074526), (53, 1565680), (80, 1037263), (106, 782840), (212, 391420), (265, 313136), (424, 195710), (530, 156568), (848, 97855), (1060, 78284), (2120, 39142), (4240, 19571)]