255592275

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2161}}^1$

素因数の和:2276

約数の個数: 48

約数和(自身を含む): 450387840

約数和(自身を除く): 194795565

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 83, 95, 249, 285, 415, 475, 1245, 1425, 1577, 2075, 2161, 4731, 6225, 6483, 7885, 10805, 23655, 32415, 39425, 41059, 54025, 118275, 123177, 162075, 179363, 205295, 538089, 615885, 896815, 1026475, 2690445, 3079425, 3407897, 4484075, 10223691, 13452225, 17039485, 51118455, 85197425, 255592275]

約数ペア:

[(1, 255592275), (3, 85197425), (5, 51118455), (15, 17039485), (19, 13452225), (25, 10223691), (57, 4484075), (75, 3407897), (83, 3079425), (95, 2690445), (249, 1026475), (285, 896815), (415, 615885), (475, 538089), (1245, 205295), (1425, 179363), (1577, 162075), (2075, 123177), (2161, 118275), (4731, 54025), (6225, 41059), (6483, 39425), (7885, 32415), (10805, 23655)]