86896360

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 200160720

約数和(自身を除く): 113264360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 137, 157, 202, 274, 314, 404, 505, 548, 628, 685, 785, 808, 1010, 1096, 1256, 1370, 1570, 2020, 2740, 3140, 4040, 5480, 6280, 13837, 15857, 21509, 27674, 31714, 43018, 55348, 63428, 69185, 79285, 86036, 107545, 110696, 126856, 138370, 158570, 172072, 215090, 276740, 317140, 430180, 553480, 634280, 860360, 2172409, 4344818, 8689636, 10862045, 17379272, 21724090, 43448180, 86896360]

約数ペア:

[(1, 86896360), (2, 43448180), (4, 21724090), (5, 17379272), (8, 10862045), (10, 8689636), (20, 4344818), (40, 2172409), (101, 860360), (137, 634280), (157, 553480), (202, 430180), (274, 317140), (314, 276740), (404, 215090), (505, 172072), (548, 158570), (628, 138370), (685, 126856), (785, 110696), (808, 107545), (1010, 86036), (1096, 79285), (1256, 69185), (1370, 63428), (1570, 55348), (2020, 43018), (2740, 31714), (3140, 27674), (4040, 21509), (5480, 15857), (6280, 13837)]