80458904144

素因数分解:

$2^4\times {\mathrm{7951}}^1\times {\mathrm{632459}}^1$

素因数の和:640418

約数の個数: 20

約数和(自身を含む): 155908979520

約数和(自身を除く): 75450075376

約数列:

[1, 2, 4, 8, 16, 7951, 15902, 31804, 63608, 127216, 632459, 1264918, 2529836, 5059672, 10119344, 5028681509, 10057363018, 20114726036, 40229452072, 80458904144]

約数ペア:

[(1, 80458904144), (2, 40229452072), (4, 20114726036), (8, 10057363018), (16, 5028681509), (7951, 10119344), (15902, 5059672), (31804, 2529836), (63608, 1264918), (127216, 632459)]