207912725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 283315200

約数和(自身を除く): 75402475

約数列:

[1, 5, 19, 25, 47, 67, 95, 139, 235, 335, 475, 695, 893, 1175, 1273, 1675, 2641, 3149, 3475, 4465, 6365, 6533, 9313, 13205, 15745, 22325, 31825, 32665, 46565, 59831, 66025, 78725, 124127, 163325, 176947, 232825, 299155, 437711, 620635, 884735, 1495775, 2188555, 3103175, 4423675, 8316509, 10942775, 41582545, 207912725]

約数ペア:

[(1, 207912725), (5, 41582545), (19, 10942775), (25, 8316509), (47, 4423675), (67, 3103175), (95, 2188555), (139, 1495775), (235, 884735), (335, 620635), (475, 437711), (695, 299155), (893, 232825), (1175, 176947), (1273, 163325), (1675, 124127), (2641, 78725), (3149, 66025), (3475, 59831), (4465, 46565), (6365, 32665), (6533, 31825), (9313, 22325), (13205, 15745)]