266156725

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 354954960

約数和(自身を除く): 88798235

約数列:

[1, 5, 25, 37, 53, 61, 89, 185, 265, 305, 445, 925, 1325, 1525, 1961, 2225, 2257, 3233, 3293, 4717, 5429, 9805, 11285, 16165, 16465, 23585, 27145, 49025, 56425, 80825, 82325, 117925, 119621, 135725, 174529, 200873, 287737, 598105, 872645, 1004365, 1438685, 2990525, 4363225, 5021825, 7193425, 10646269, 53231345, 266156725]

約数ペア:

[(1, 266156725), (5, 53231345), (25, 10646269), (37, 7193425), (53, 5021825), (61, 4363225), (89, 2990525), (185, 1438685), (265, 1004365), (305, 872645), (445, 598105), (925, 287737), (1325, 200873), (1525, 174529), (1961, 135725), (2225, 119621), (2257, 117925), (3233, 82325), (3293, 80825), (4717, 56425), (5429, 49025), (9805, 27145), (11285, 23585), (16165, 16465)]