53915703875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1\times {\mathrm{2551}}^1$

素因数の和:3405

約数の個数: 64

約数和(自身を含む): 77392972800

約数和(自身を除く): 23477268925

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 809, 1045, 1375, 2375, 2551, 4045, 5225, 8899, 12755, 15371, 20225, 26125, 28061, 44495, 48469, 63775, 76855, 101125, 140305, 169081, 222475, 242345, 318875, 384275, 533159, 701525, 845405, 1112375, 1211725, 1921375, 2063759, 2665795, 3507625, 4227025, 6058625, 10318795, 13328975, 21135125, 22701349, 39211421, 51593975, 66644875, 113506745, 196057105, 257969875, 431325631, 567533725, 980285525, 2156628155, 2837668625, 4901427625, 10783140775, 53915703875]

約数ペア:

[(1, 53915703875), (5, 10783140775), (11, 4901427625), (19, 2837668625), (25, 2156628155), (55, 980285525), (95, 567533725), (125, 431325631), (209, 257969875), (275, 196057105), (475, 113506745), (809, 66644875), (1045, 51593975), (1375, 39211421), (2375, 22701349), (2551, 21135125), (4045, 13328975), (5225, 10318795), (8899, 6058625), (12755, 4227025), (15371, 3507625), (20225, 2665795), (26125, 2063759), (28061, 1921375), (44495, 1211725), (48469, 1112375), (63775, 845405), (76855, 701525), (101125, 533159), (140305, 384275), (169081, 318875), (222475, 242345)]