31020088

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 66769920

約数和(自身を除く): 35749832

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 83, 88, 124, 137, 166, 248, 274, 332, 341, 548, 664, 682, 913, 1096, 1364, 1507, 1826, 2573, 2728, 3014, 3652, 4247, 5146, 6028, 7304, 8494, 10292, 11371, 12056, 16988, 20584, 22742, 28303, 33976, 45484, 46717, 56606, 90968, 93434, 113212, 125081, 186868, 226424, 250162, 352501, 373736, 500324, 705002, 1000648, 1410004, 2820008, 3877511, 7755022, 15510044, 31020088]

約数ペア:

[(1, 31020088), (2, 15510044), (4, 7755022), (8, 3877511), (11, 2820008), (22, 1410004), (31, 1000648), (44, 705002), (62, 500324), (83, 373736), (88, 352501), (124, 250162), (137, 226424), (166, 186868), (248, 125081), (274, 113212), (332, 93434), (341, 90968), (548, 56606), (664, 46717), (682, 45484), (913, 33976), (1096, 28303), (1364, 22742), (1507, 20584), (1826, 16988), (2573, 12056), (2728, 11371), (3014, 10292), (3652, 8494), (4247, 7304), (5146, 6028)]