66445690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{1453}}^1$

素因数の和:1746

約数の個数: 32

約数和(自身を含む): 127195920

約数和(自身を除く): 60750230

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 269, 538, 1345, 1453, 2690, 2906, 4573, 7265, 9146, 14530, 22865, 24701, 45730, 49402, 123505, 247010, 390857, 781714, 1954285, 3908570, 6644569, 13289138, 33222845, 66445690]

約数ペア:

[(1, 66445690), (2, 33222845), (5, 13289138), (10, 6644569), (17, 3908570), (34, 1954285), (85, 781714), (170, 390857), (269, 247010), (538, 123505), (1345, 49402), (1453, 45730), (2690, 24701), (2906, 22865), (4573, 14530), (7265, 9146)]