2574657025

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 3358713600

約数和(自身を除く): 784056575

約数列:

[1, 5, 25, 37, 71, 185, 197, 199, 355, 925, 985, 995, 1775, 2627, 4925, 4975, 7289, 7363, 13135, 13987, 14129, 36445, 36815, 39203, 65675, 69935, 70645, 182225, 184075, 196015, 349675, 353225, 517519, 522773, 980075, 1450511, 2587595, 2613865, 2783413, 7252555, 12937975, 13069325, 13917065, 36262775, 69585325, 102986281, 514931405, 2574657025]

約数ペア:

[(1, 2574657025), (5, 514931405), (25, 102986281), (37, 69585325), (71, 36262775), (185, 13917065), (197, 13069325), (199, 12937975), (355, 7252555), (925, 2783413), (985, 2613865), (995, 2587595), (1775, 1450511), (2627, 980075), (4925, 522773), (4975, 517519), (7289, 353225), (7363, 349675), (13135, 196015), (13987, 184075), (14129, 182225), (36445, 70645), (36815, 69935), (39203, 65675)]