51176560

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10487}}^1$

素因数の和:10561

約数の個数: 40

約数和(自身を含む): 120947616

約数和(自身を除く): 69771056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 10487, 20974, 41948, 52435, 83896, 104870, 167792, 209740, 419480, 639707, 838960, 1279414, 2558828, 3198535, 5117656, 6397070, 10235312, 12794140, 25588280, 51176560]

約数ペア:

[(1, 51176560), (2, 25588280), (4, 12794140), (5, 10235312), (8, 6397070), (10, 5117656), (16, 3198535), (20, 2558828), (40, 1279414), (61, 838960), (80, 639707), (122, 419480), (244, 209740), (305, 167792), (488, 104870), (610, 83896), (976, 52435), (1220, 41948), (2440, 20974), (4880, 10487)]