91286120

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{32143}}^1$

素因数の和:32225

約数の個数: 32

約数和(自身を含む): 208293120

約数和(自身を除く): 117007000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 32143, 64286, 128572, 160715, 257144, 321430, 642860, 1285720, 2282153, 4564306, 9128612, 11410765, 18257224, 22821530, 45643060, 91286120]

約数ペア:

[(1, 91286120), (2, 45643060), (4, 22821530), (5, 18257224), (8, 11410765), (10, 9128612), (20, 4564306), (40, 2282153), (71, 1285720), (142, 642860), (284, 321430), (355, 257144), (568, 160715), (710, 128572), (1420, 64286), (2840, 32143)]