4280520065

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{1699}}^1$

素因数の和:1973

約数の個数: 32

約数和(自身を含む): 5358182400

約数和(自身を除く): 1077662335

約数列:

[1, 5, 47, 71, 151, 235, 355, 755, 1699, 3337, 7097, 8495, 10721, 16685, 35485, 53605, 79853, 120629, 256549, 399265, 503887, 603145, 1282745, 2519435, 5669563, 12057803, 18214979, 28347815, 60289015, 91074895, 856104013, 4280520065]

約数ペア:

[(1, 4280520065), (5, 856104013), (47, 91074895), (71, 60289015), (151, 28347815), (235, 18214979), (355, 12057803), (755, 5669563), (1699, 2519435), (3337, 1282745), (7097, 603145), (8495, 503887), (10721, 399265), (16685, 256549), (35485, 120629), (53605, 79853)]