164016560

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{55411}}^1$

素因数の和:55461

約数の個数: 40

約数和(自身を含む): 391652016

約数和(自身を除く): 227635456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 55411, 110822, 221644, 277055, 443288, 554110, 886576, 1108220, 2050207, 2216440, 4100414, 4432880, 8200828, 10251035, 16401656, 20502070, 32803312, 41004140, 82008280, 164016560]

約数ペア:

[(1, 164016560), (2, 82008280), (4, 41004140), (5, 32803312), (8, 20502070), (10, 16401656), (16, 10251035), (20, 8200828), (37, 4432880), (40, 4100414), (74, 2216440), (80, 2050207), (148, 1108220), (185, 886576), (296, 554110), (370, 443288), (592, 277055), (740, 221644), (1480, 110822), (2960, 55411)]