82390175

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 124992000

約数和(自身を除く): 42601825

約数列:

[1, 5, 7, 19, 25, 35, 71, 95, 133, 175, 349, 355, 475, 497, 665, 1349, 1745, 1775, 2443, 2485, 3325, 6631, 6745, 8725, 9443, 12215, 12425, 24779, 33155, 33725, 46417, 47215, 61075, 123895, 165775, 173453, 232085, 236075, 470801, 619475, 867265, 1160425, 2354005, 3295607, 4336325, 11770025, 16478035, 82390175]

約数ペア:

[(1, 82390175), (5, 16478035), (7, 11770025), (19, 4336325), (25, 3295607), (35, 2354005), (71, 1160425), (95, 867265), (133, 619475), (175, 470801), (349, 236075), (355, 232085), (475, 173453), (497, 165775), (665, 123895), (1349, 61075), (1745, 47215), (1775, 46417), (2443, 33725), (2485, 33155), (3325, 24779), (6631, 12425), (6745, 12215), (8725, 9443)]