67994240

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{811}}^1$

素因数の和:961

約数の個数: 64

約数和(自身を含む): 163991520

約数和(自身を除く): 95997280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 262, 320, 524, 640, 655, 811, 1048, 1310, 1622, 2096, 2620, 3244, 4055, 4192, 5240, 6488, 8110, 8384, 10480, 12976, 16220, 16768, 20960, 25952, 32440, 41920, 51904, 64880, 83840, 103808, 106241, 129760, 212482, 259520, 424964, 519040, 531205, 849928, 1062410, 1699856, 2124820, 3399712, 4249640, 6799424, 8499280, 13598848, 16998560, 33997120, 67994240]

約数ペア:

[(1, 67994240), (2, 33997120), (4, 16998560), (5, 13598848), (8, 8499280), (10, 6799424), (16, 4249640), (20, 3399712), (32, 2124820), (40, 1699856), (64, 1062410), (80, 849928), (128, 531205), (131, 519040), (160, 424964), (262, 259520), (320, 212482), (524, 129760), (640, 106241), (655, 103808), (811, 83840), (1048, 64880), (1310, 51904), (1622, 41920), (2096, 32440), (2620, 25952), (3244, 20960), (4055, 16768), (4192, 16220), (5240, 12976), (6488, 10480), (8110, 8384)]