66724480

素因数分解:

$2^7\times 5^1\times {\mathrm{137}}^1\times {\mathrm{761}}^1$

素因数の和:917

約数の個数: 64

約数和(自身を含む): 160888680

約数和(自身を除く): 94164200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 274, 320, 548, 640, 685, 761, 1096, 1370, 1522, 2192, 2740, 3044, 3805, 4384, 5480, 6088, 7610, 8768, 10960, 12176, 15220, 17536, 21920, 24352, 30440, 43840, 48704, 60880, 87680, 97408, 104257, 121760, 208514, 243520, 417028, 487040, 521285, 834056, 1042570, 1668112, 2085140, 3336224, 4170280, 6672448, 8340560, 13344896, 16681120, 33362240, 66724480]

約数ペア:

[(1, 66724480), (2, 33362240), (4, 16681120), (5, 13344896), (8, 8340560), (10, 6672448), (16, 4170280), (20, 3336224), (32, 2085140), (40, 1668112), (64, 1042570), (80, 834056), (128, 521285), (137, 487040), (160, 417028), (274, 243520), (320, 208514), (548, 121760), (640, 104257), (685, 97408), (761, 87680), (1096, 60880), (1370, 48704), (1522, 43840), (2192, 30440), (2740, 24352), (3044, 21920), (3805, 17536), (4384, 15220), (5480, 12176), (6088, 10960), (7610, 8768)]