80821488979

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{1607}}^1$

素因数の和:1928

約数の個数: 64

約数和(自身を含む): 105118433280

約数和(自身を除く): 24296944301

約数列:

[1, 7, 11, 37, 77, 127, 139, 259, 407, 889, 973, 1397, 1529, 1607, 2849, 4699, 5143, 9779, 10703, 11249, 17653, 17677, 32893, 36001, 51689, 56573, 59459, 123571, 123739, 194183, 204089, 223373, 361823, 396011, 416213, 653161, 654049, 1359281, 1428623, 1563611, 2244979, 2457103, 4572127, 4578343, 7184771, 7551293, 8264801, 15714853, 17199721, 28368371, 50293397, 52859051, 57853607, 83064223, 90912811, 198578597, 312052081, 581449561, 636389677, 1049629727, 2184364567, 7347408089, 11545926997, 80821488979]

約数ペア:

[(1, 80821488979), (7, 11545926997), (11, 7347408089), (37, 2184364567), (77, 1049629727), (127, 636389677), (139, 581449561), (259, 312052081), (407, 198578597), (889, 90912811), (973, 83064223), (1397, 57853607), (1529, 52859051), (1607, 50293397), (2849, 28368371), (4699, 17199721), (5143, 15714853), (9779, 8264801), (10703, 7551293), (11249, 7184771), (17653, 4578343), (17677, 4572127), (32893, 2457103), (36001, 2244979), (51689, 1563611), (56573, 1428623), (59459, 1359281), (123571, 654049), (123739, 653161), (194183, 416213), (204089, 396011), (223373, 361823)]