85631680

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3769}}^1$

素因数の和:3857

約数の個数: 56

約数和(自身を含む): 206837280

約数和(自身を除く): 121205600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 1136, 1420, 2272, 2840, 3769, 4544, 5680, 7538, 11360, 15076, 18845, 22720, 30152, 37690, 60304, 75380, 120608, 150760, 241216, 267599, 301520, 535198, 603040, 1070396, 1206080, 1337995, 2140792, 2675990, 4281584, 5351980, 8563168, 10703960, 17126336, 21407920, 42815840, 85631680]

約数ペア:

[(1, 85631680), (2, 42815840), (4, 21407920), (5, 17126336), (8, 10703960), (10, 8563168), (16, 5351980), (20, 4281584), (32, 2675990), (40, 2140792), (64, 1337995), (71, 1206080), (80, 1070396), (142, 603040), (160, 535198), (284, 301520), (320, 267599), (355, 241216), (568, 150760), (710, 120608), (1136, 75380), (1420, 60304), (2272, 37690), (2840, 30152), (3769, 22720), (4544, 18845), (5680, 15076), (7538, 11360)]