65712320

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1187}}^1$

素因数の和:1377

約数の個数: 56

約数和(自身を含む): 157514544

約数和(自身を除く): 91802224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 320, 346, 692, 865, 1187, 1384, 1730, 2374, 2768, 3460, 4748, 5536, 5935, 6920, 9496, 11072, 11870, 13840, 18992, 23740, 27680, 37984, 47480, 55360, 75968, 94960, 189920, 205351, 379840, 410702, 821404, 1026755, 1642808, 2053510, 3285616, 4107020, 6571232, 8214040, 13142464, 16428080, 32856160, 65712320]

約数ペア:

[(1, 65712320), (2, 32856160), (4, 16428080), (5, 13142464), (8, 8214040), (10, 6571232), (16, 4107020), (20, 3285616), (32, 2053510), (40, 1642808), (64, 1026755), (80, 821404), (160, 410702), (173, 379840), (320, 205351), (346, 189920), (692, 94960), (865, 75968), (1187, 55360), (1384, 47480), (1730, 37984), (2374, 27680), (2768, 23740), (3460, 18992), (4748, 13840), (5536, 11870), (5935, 11072), (6920, 9496)]