80071810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{87991}}^1$

素因数の和:88018

約数の個数: 32

約数和(自身を含む): 177391872

約数和(自身を除く): 97320062

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 87991, 175982, 439955, 615937, 879910, 1143883, 1231874, 2287766, 3079685, 5719415, 6159370, 8007181, 11438830, 16014362, 40035905, 80071810]

約数ペア:

[(1, 80071810), (2, 40035905), (5, 16014362), (7, 11438830), (10, 8007181), (13, 6159370), (14, 5719415), (26, 3079685), (35, 2287766), (65, 1231874), (70, 1143883), (91, 879910), (130, 615937), (182, 439955), (455, 175982), (910, 87991)]