10687985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 64

約数和(自身を含む): 17915904

約数和(自身を除く): 7227919

約数列:

[1, 5, 7, 11, 17, 23, 35, 55, 71, 77, 85, 115, 119, 161, 187, 253, 355, 385, 391, 497, 595, 781, 805, 935, 1207, 1265, 1309, 1633, 1771, 1955, 2485, 2737, 3905, 4301, 5467, 6035, 6545, 8165, 8449, 8855, 11431, 13277, 13685, 17963, 21505, 27335, 27761, 30107, 42245, 57155, 66385, 89815, 92939, 125741, 138805, 150535, 194327, 305371, 464695, 628705, 971635, 1526855, 2137597, 10687985]

約数ペア:

[(1, 10687985), (5, 2137597), (7, 1526855), (11, 971635), (17, 628705), (23, 464695), (35, 305371), (55, 194327), (71, 150535), (77, 138805), (85, 125741), (115, 92939), (119, 89815), (161, 66385), (187, 57155), (253, 42245), (355, 30107), (385, 27761), (391, 27335), (497, 21505), (595, 17963), (781, 13685), (805, 13277), (935, 11431), (1207, 8855), (1265, 8449), (1309, 8165), (1633, 6545), (1771, 6035), (1955, 5467), (2485, 4301), (2737, 3905)]