86445670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{647}}^1$

素因数の和:1116

約数の個数: 32

約数和(自身を含む): 161243136

約数和(自身を除く): 74797466

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 431, 647, 862, 1294, 2155, 3235, 4310, 6470, 13361, 20057, 26722, 40114, 66805, 100285, 133610, 200570, 278857, 557714, 1394285, 2788570, 8644567, 17289134, 43222835, 86445670]

約数ペア:

[(1, 86445670), (2, 43222835), (5, 17289134), (10, 8644567), (31, 2788570), (62, 1394285), (155, 557714), (310, 278857), (431, 200570), (647, 133610), (862, 100285), (1294, 66805), (2155, 40114), (3235, 26722), (4310, 20057), (6470, 13361)]