84185990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{13513}}^1$

素因数の和:13616

約数の個数: 32

約数和(自身を含む): 175141440

約数和(自身を除く): 90955450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 13513, 27026, 67565, 94591, 135130, 189182, 472955, 945910, 1202657, 2405314, 6013285, 8418599, 12026570, 16837198, 42092995, 84185990]

約数ペア:

[(1, 84185990), (2, 42092995), (5, 16837198), (7, 12026570), (10, 8418599), (14, 6013285), (35, 2405314), (70, 1202657), (89, 945910), (178, 472955), (445, 189182), (623, 135130), (890, 94591), (1246, 67565), (3115, 27026), (6230, 13513)]