77676768

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20747}}^1$

素因数の和:20776

約数の個数: 72

約数和(自身を含む): 237896568

約数和(自身を除く): 160219800

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 20747, 41494, 62241, 82988, 124482, 165976, 186723, 248964, 269711, 331952, 373446, 497928, 539422, 663904, 746892, 809133, 995856, 1078844, 1493784, 1618266, 1991712, 2157688, 2427399, 2987568, 3236532, 4315376, 4854798, 5975136, 6473064, 8630752, 9709596, 12946128, 19419192, 25892256, 38838384, 77676768]

約数ペア:

[(1, 77676768), (2, 38838384), (3, 25892256), (4, 19419192), (6, 12946128), (8, 9709596), (9, 8630752), (12, 6473064), (13, 5975136), (16, 4854798), (18, 4315376), (24, 3236532), (26, 2987568), (32, 2427399), (36, 2157688), (39, 1991712), (48, 1618266), (52, 1493784), (72, 1078844), (78, 995856), (96, 809133), (104, 746892), (117, 663904), (144, 539422), (156, 497928), (208, 373446), (234, 331952), (288, 269711), (312, 248964), (416, 186723), (468, 165976), (624, 124482), (936, 82988), (1248, 62241), (1872, 41494), (3744, 20747)]