161878264

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{283}}^1\times {\mathrm{563}}^1$

素因数の和:979

約数の個数: 32

約数和(自身を含む): 307537920

約数和(自身を除く): 145659656

約数列:

[1, 2, 4, 8, 127, 254, 283, 508, 563, 566, 1016, 1126, 1132, 2252, 2264, 4504, 35941, 71501, 71882, 143002, 143764, 159329, 286004, 287528, 318658, 572008, 637316, 1274632, 20234783, 40469566, 80939132, 161878264]

約数ペア:

[(1, 161878264), (2, 80939132), (4, 40469566), (8, 20234783), (127, 1274632), (254, 637316), (283, 572008), (508, 318658), (563, 287528), (566, 286004), (1016, 159329), (1126, 143764), (1132, 143002), (2252, 71882), (2264, 71501), (4504, 35941)]