79859990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2647}}^1$

素因数の和:3092

約数の個数: 32

約数和(自身を含む): 164726784

約数和(自身を除く): 84866794

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 431, 862, 2155, 2647, 3017, 4310, 5294, 6034, 13235, 15085, 18529, 26470, 30170, 37058, 92645, 185290, 1140857, 2281714, 5704285, 7985999, 11408570, 15971998, 39929995, 79859990]

約数ペア:

[(1, 79859990), (2, 39929995), (5, 15971998), (7, 11408570), (10, 7985999), (14, 5704285), (35, 2281714), (70, 1140857), (431, 185290), (862, 92645), (2155, 37058), (2647, 30170), (3017, 26470), (4310, 18529), (5294, 15085), (6034, 13235)]