90138724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 174721456

約数和(自身を除く): 84582732

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 157, 181, 244, 314, 362, 628, 724, 793, 1586, 2041, 2353, 3172, 4082, 4706, 8164, 9412, 9577, 11041, 19154, 22082, 28417, 38308, 44164, 56834, 113668, 124501, 143533, 249002, 287066, 369421, 498004, 574132, 738842, 1477684, 1733437, 3466874, 6933748, 22534681, 45069362, 90138724]

約数ペア:

[(1, 90138724), (2, 45069362), (4, 22534681), (13, 6933748), (26, 3466874), (52, 1733437), (61, 1477684), (122, 738842), (157, 574132), (181, 498004), (244, 369421), (314, 287066), (362, 249002), (628, 143533), (724, 124501), (793, 113668), (1586, 56834), (2041, 44164), (2353, 38308), (3172, 28417), (4082, 22082), (4706, 19154), (8164, 11041), (9412, 9577)]