128981824

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{65011}}^1$

素因数の和:65054

約数の個数: 28

約数和(自身を含む): 264208768

約数和(自身を除く): 135226944

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 65011, 130022, 260044, 520088, 1040176, 2015341, 2080352, 4030682, 4160704, 8061364, 16122728, 32245456, 64490912, 128981824]

約数ペア:

[(1, 128981824), (2, 64490912), (4, 32245456), (8, 16122728), (16, 8061364), (31, 4160704), (32, 4030682), (62, 2080352), (64, 2015341), (124, 1040176), (248, 520088), (496, 260044), (992, 130022), (1984, 65011)]