67849375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 40

約数和(自身を含む): 94469760

約数和(自身を除く): 26620385

約数列:

[1, 5, 11, 25, 55, 71, 125, 139, 275, 355, 625, 695, 781, 1375, 1529, 1775, 3475, 3905, 6875, 7645, 8875, 9869, 17375, 19525, 38225, 44375, 49345, 86875, 97625, 108559, 191125, 246725, 488125, 542795, 955625, 1233625, 2713975, 6168125, 13569875, 67849375]

約数ペア:

[(1, 67849375), (5, 13569875), (11, 6168125), (25, 2713975), (55, 1233625), (71, 955625), (125, 542795), (139, 488125), (275, 246725), (355, 191125), (625, 108559), (695, 97625), (781, 86875), (1375, 49345), (1529, 44375), (1775, 38225), (3475, 19525), (3905, 17375), (6875, 9869), (7645, 8875)]