51709880

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{7741}}^1$

素因数の和:7919

約数の個数: 32

約数和(自身を含む): 117059040

約数和(自身を除く): 65349160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 7741, 15482, 30964, 38705, 61928, 77410, 154820, 309640, 1292747, 2585494, 5170988, 6463735, 10341976, 12927470, 25854940, 51709880]

約数ペア:

[(1, 51709880), (2, 25854940), (4, 12927470), (5, 10341976), (8, 6463735), (10, 5170988), (20, 2585494), (40, 1292747), (167, 309640), (334, 154820), (668, 77410), (835, 61928), (1336, 38705), (1670, 30964), (3340, 15482), (6680, 7741)]