67872805

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 111476736

約数和(自身を除く): 43603931

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 71, 77, 91, 143, 191, 355, 385, 455, 497, 715, 781, 923, 955, 1001, 1337, 2101, 2483, 2485, 3905, 4615, 5005, 5467, 6461, 6685, 10153, 10505, 12415, 13561, 14707, 17381, 27313, 27335, 32305, 50765, 67805, 71071, 73535, 86905, 94927, 136565, 149171, 176293, 191191, 355355, 474635, 745855, 881465, 955955, 1044197, 1234051, 1939223, 5220985, 6170255, 9696115, 13574561, 67872805]

約数ペア:

[(1, 67872805), (5, 13574561), (7, 9696115), (11, 6170255), (13, 5220985), (35, 1939223), (55, 1234051), (65, 1044197), (71, 955955), (77, 881465), (91, 745855), (143, 474635), (191, 355355), (355, 191191), (385, 176293), (455, 149171), (497, 136565), (715, 94927), (781, 86905), (923, 73535), (955, 71071), (1001, 67805), (1337, 50765), (2101, 32305), (2483, 27335), (2485, 27313), (3905, 17381), (4615, 14707), (5005, 13561), (5467, 12415), (6461, 10505), (6685, 10153)]