51231680

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4327}}^1$

素因数の和:4381

約数の個数: 56

約数和(自身を含む): 125321568

約数和(自身を除く): 74089888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 296, 320, 370, 592, 740, 1184, 1480, 2368, 2960, 4327, 5920, 8654, 11840, 17308, 21635, 34616, 43270, 69232, 86540, 138464, 160099, 173080, 276928, 320198, 346160, 640396, 692320, 800495, 1280792, 1384640, 1600990, 2561584, 3201980, 5123168, 6403960, 10246336, 12807920, 25615840, 51231680]

約数ペア:

[(1, 51231680), (2, 25615840), (4, 12807920), (5, 10246336), (8, 6403960), (10, 5123168), (16, 3201980), (20, 2561584), (32, 1600990), (37, 1384640), (40, 1280792), (64, 800495), (74, 692320), (80, 640396), (148, 346160), (160, 320198), (185, 276928), (296, 173080), (320, 160099), (370, 138464), (592, 86540), (740, 69232), (1184, 43270), (1480, 34616), (2368, 21635), (2960, 17308), (4327, 11840), (5920, 8654)]