78240128

素因数分解:

$2^7\times {\mathrm{127}}^1\times {\mathrm{4813}}^1$

素因数の和:4954

約数の個数: 32

約数和(自身を含む): 157128960

約数和(自身を除く): 78888832

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 508, 1016, 2032, 4064, 4813, 8128, 9626, 16256, 19252, 38504, 77008, 154016, 308032, 611251, 616064, 1222502, 2445004, 4890008, 9780016, 19560032, 39120064, 78240128]

約数ペア:

[(1, 78240128), (2, 39120064), (4, 19560032), (8, 9780016), (16, 4890008), (32, 2445004), (64, 1222502), (127, 616064), (128, 611251), (254, 308032), (508, 154016), (1016, 77008), (2032, 38504), (4064, 19252), (4813, 16256), (8128, 9626)]