54440375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 79309152

約数和(自身を除く): 24868777

約数列:

[1, 5, 11, 17, 25, 55, 85, 125, 137, 187, 275, 289, 425, 685, 935, 1375, 1445, 1507, 2125, 2329, 3179, 3425, 4675, 7225, 7535, 11645, 15895, 17125, 23375, 25619, 36125, 37675, 39593, 58225, 79475, 128095, 188375, 197965, 291125, 397375, 435523, 640475, 989825, 2177615, 3202375, 4949125, 10888075, 54440375]

約数ペア:

[(1, 54440375), (5, 10888075), (11, 4949125), (17, 3202375), (25, 2177615), (55, 989825), (85, 640475), (125, 435523), (137, 397375), (187, 291125), (275, 197965), (289, 188375), (425, 128095), (685, 79475), (935, 58225), (1375, 39593), (1445, 37675), (1507, 36125), (2125, 25619), (2329, 23375), (3179, 17125), (3425, 15895), (4675, 11645), (7225, 7535)]