81360130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{478589}}^1$

素因数の和:478613

約数の個数: 16

約数和(自身を含む): 155063160

約数和(自身を除く): 73703030

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 478589, 957178, 2392945, 4785890, 8136013, 16272026, 40680065, 81360130]

約数ペア:

[(1, 81360130), (2, 40680065), (5, 16272026), (10, 8136013), (17, 4785890), (34, 2392945), (85, 957178), (170, 478589)]