80142555

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{733}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 132542784

約数和(自身を除く): 52400229

約数列:

[1, 3, 5, 15, 37, 111, 185, 197, 555, 591, 733, 985, 2199, 2955, 3665, 7289, 10995, 21867, 27121, 36445, 81363, 109335, 135605, 144401, 406815, 433203, 722005, 2166015, 5342837, 16028511, 26714185, 80142555]

約数ペア:

[(1, 80142555), (3, 26714185), (5, 16028511), (15, 5342837), (37, 2166015), (111, 722005), (185, 433203), (197, 406815), (555, 144401), (591, 135605), (733, 109335), (985, 81363), (2199, 36445), (2955, 27121), (3665, 21867), (7289, 10995)]