51063740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28057}}^1$

素因数の和:28086

約数の個数: 48

約数和(自身を含む): 131984832

約数和(自身を除く): 80921092

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 28057, 56114, 112228, 140285, 196399, 280570, 364741, 392798, 561140, 729482, 785596, 981995, 1458964, 1823705, 1963990, 2553187, 3647410, 3927980, 5106374, 7294820, 10212748, 12765935, 25531870, 51063740]

約数ペア:

[(1, 51063740), (2, 25531870), (4, 12765935), (5, 10212748), (7, 7294820), (10, 5106374), (13, 3927980), (14, 3647410), (20, 2553187), (26, 1963990), (28, 1823705), (35, 1458964), (52, 981995), (65, 785596), (70, 729482), (91, 561140), (130, 392798), (140, 364741), (182, 280570), (260, 196399), (364, 140285), (455, 112228), (910, 56114), (1820, 28057)]