180003170

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1\times {\mathrm{439}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 328268160

約数和(自身を除く): 148264990

約数列:

[1, 2, 5, 10, 131, 262, 313, 439, 626, 655, 878, 1310, 1565, 2195, 3130, 4390, 41003, 57509, 82006, 115018, 137407, 205015, 274814, 287545, 410030, 575090, 687035, 1374070, 18000317, 36000634, 90001585, 180003170]

約数ペア:

[(1, 180003170), (2, 90001585), (5, 36000634), (10, 18000317), (131, 1374070), (262, 687035), (313, 575090), (439, 410030), (626, 287545), (655, 274814), (878, 205015), (1310, 137407), (1565, 115018), (2195, 82006), (3130, 57509), (4390, 41003)]