81925448

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2381}}^1$

素因数の和:2438

約数の個数: 64

約数和(自身を含む): 185224320

約数和(自身を除く): 103298872

約数列:

[1, 2, 4, 8, 11, 17, 22, 23, 34, 44, 46, 68, 88, 92, 136, 184, 187, 253, 374, 391, 506, 748, 782, 1012, 1496, 1564, 2024, 2381, 3128, 4301, 4762, 8602, 9524, 17204, 19048, 26191, 34408, 40477, 52382, 54763, 80954, 104764, 109526, 161908, 209528, 219052, 323816, 438104, 445247, 602393, 890494, 930971, 1204786, 1780988, 1861942, 2409572, 3561976, 3723884, 4819144, 7447768, 10240681, 20481362, 40962724, 81925448]

約数ペア:

[(1, 81925448), (2, 40962724), (4, 20481362), (8, 10240681), (11, 7447768), (17, 4819144), (22, 3723884), (23, 3561976), (34, 2409572), (44, 1861942), (46, 1780988), (68, 1204786), (88, 930971), (92, 890494), (136, 602393), (184, 445247), (187, 438104), (253, 323816), (374, 219052), (391, 209528), (506, 161908), (748, 109526), (782, 104764), (1012, 80954), (1496, 54763), (1564, 52382), (2024, 40477), (2381, 34408), (3128, 26191), (4301, 19048), (4762, 17204), (8602, 9524)]