766776825

素因数分解:

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

素因数の和:2279

約数の個数: 72

約数和(自身を含む): 1463760480

約数和(自身を除く): 696983655

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 83, 95, 171, 225, 249, 285, 415, 475, 747, 855, 1245, 1425, 1577, 2075, 2161, 3735, 4275, 4731, 6225, 6483, 7885, 10805, 14193, 18675, 19449, 23655, 32415, 39425, 41059, 54025, 70965, 97245, 118275, 123177, 162075, 179363, 205295, 354825, 369531, 486225, 538089, 615885, 896815, 1026475, 1614267, 1847655, 2690445, 3079425, 3407897, 4484075, 8071335, 9238275, 10223691, 13452225, 17039485, 30671073, 40356675, 51118455, 85197425, 153355365, 255592275, 766776825]

約数ペア:

[(1, 766776825), (3, 255592275), (5, 153355365), (9, 85197425), (15, 51118455), (19, 40356675), (25, 30671073), (45, 17039485), (57, 13452225), (75, 10223691), (83, 9238275), (95, 8071335), (171, 4484075), (225, 3407897), (249, 3079425), (285, 2690445), (415, 1847655), (475, 1614267), (747, 1026475), (855, 896815), (1245, 615885), (1425, 538089), (1577, 486225), (2075, 369531), (2161, 354825), (3735, 205295), (4275, 179363), (4731, 162075), (6225, 123177), (6483, 118275), (7885, 97245), (10805, 70965), (14193, 54025), (18675, 41059), (19449, 39425), (23655, 32415)]