140054048

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{457}}^1$

素因数の和:685

約数の個数: 48

約数和(自身を含む): 282653784

約数和(自身を除く): 142599736

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 157, 244, 314, 457, 488, 628, 914, 976, 1256, 1828, 1952, 2512, 3656, 5024, 7312, 9577, 14624, 19154, 27877, 38308, 55754, 71749, 76616, 111508, 143498, 153232, 223016, 286996, 306464, 446032, 573992, 892064, 1147984, 2295968, 4376689, 8753378, 17506756, 35013512, 70027024, 140054048]

約数ペア:

[(1, 140054048), (2, 70027024), (4, 35013512), (8, 17506756), (16, 8753378), (32, 4376689), (61, 2295968), (122, 1147984), (157, 892064), (244, 573992), (314, 446032), (457, 306464), (488, 286996), (628, 223016), (914, 153232), (976, 143498), (1256, 111508), (1828, 76616), (1952, 71749), (2512, 55754), (3656, 38308), (5024, 27877), (7312, 19154), (9577, 14624)]