64864585045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{70589}}^1$

素因数の和:70885

約数の個数: 32

約数和(自身を含む): 85480536960

約数和(自身を除く): 20615951915

約数列:

[1, 5, 13, 65, 67, 211, 335, 871, 1055, 2743, 4355, 13715, 14137, 70589, 70685, 183781, 352945, 917657, 918905, 4588285, 4729463, 14894279, 23647315, 61483019, 74471395, 193625627, 307415095, 968128135, 997916693, 4989583465, 12972917009, 64864585045]

約数ペア:

[(1, 64864585045), (5, 12972917009), (13, 4989583465), (65, 997916693), (67, 968128135), (211, 307415095), (335, 193625627), (871, 74471395), (1055, 61483019), (2743, 23647315), (4355, 14894279), (13715, 4729463), (14137, 4588285), (70589, 918905), (70685, 917657), (183781, 352945)]