80139625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{823}}^1$

素因数の和:898

約数の個数: 32

約数和(自身を含む): 107976960

約数和(自身を除く): 27837335

約数列:

[1, 5, 19, 25, 41, 95, 125, 205, 475, 779, 823, 1025, 2375, 3895, 4115, 5125, 15637, 19475, 20575, 33743, 78185, 97375, 102875, 168715, 390925, 641117, 843575, 1954625, 3205585, 4217875, 16027925, 80139625]

約数ペア:

[(1, 80139625), (5, 16027925), (19, 4217875), (25, 3205585), (41, 1954625), (95, 843575), (125, 641117), (205, 390925), (475, 168715), (779, 102875), (823, 97375), (1025, 78185), (2375, 33743), (3895, 20575), (4115, 19475), (5125, 15637)]