71661760

素因数分解:

$2^6\times 5^1\times {\mathrm{239}}^1\times {\mathrm{937}}^1$

素因数の和:1193

約数の個数: 56

約数和(自身を含む): 171541440

約数和(自身を除く): 99879680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 239, 320, 478, 937, 956, 1195, 1874, 1912, 2390, 3748, 3824, 4685, 4780, 7496, 7648, 9370, 9560, 14992, 15296, 18740, 19120, 29984, 37480, 38240, 59968, 74960, 76480, 149920, 223943, 299840, 447886, 895772, 1119715, 1791544, 2239430, 3583088, 4478860, 7166176, 8957720, 14332352, 17915440, 35830880, 71661760]

約数ペア:

[(1, 71661760), (2, 35830880), (4, 17915440), (5, 14332352), (8, 8957720), (10, 7166176), (16, 4478860), (20, 3583088), (32, 2239430), (40, 1791544), (64, 1119715), (80, 895772), (160, 447886), (239, 299840), (320, 223943), (478, 149920), (937, 76480), (956, 74960), (1195, 59968), (1874, 38240), (1912, 37480), (2390, 29984), (3748, 19120), (3824, 18740), (4685, 15296), (4780, 14992), (7496, 9560), (7648, 9370)]