1905001568

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{9421}}^1$

素因数の和:9591

約数の個数: 48

約数和(自身を含む): 3846437280

約数和(自身を除く): 1941435712

約数列:

[1, 2, 4, 8, 16, 32, 71, 89, 142, 178, 284, 356, 568, 712, 1136, 1424, 2272, 2848, 6319, 9421, 12638, 18842, 25276, 37684, 50552, 75368, 101104, 150736, 202208, 301472, 668891, 838469, 1337782, 1676938, 2675564, 3353876, 5351128, 6707752, 10702256, 13415504, 21404512, 26831008, 59531299, 119062598, 238125196, 476250392, 952500784, 1905001568]

約数ペア:

[(1, 1905001568), (2, 952500784), (4, 476250392), (8, 238125196), (16, 119062598), (32, 59531299), (71, 26831008), (89, 21404512), (142, 13415504), (178, 10702256), (284, 6707752), (356, 5351128), (568, 3353876), (712, 2675564), (1136, 1676938), (1424, 1337782), (2272, 838469), (2848, 668891), (6319, 301472), (9421, 202208), (12638, 150736), (18842, 101104), (25276, 75368), (37684, 50552)]