25412320

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2237}}^1$

素因数の和:2323

約数の個数: 48

約数和(自身を含む): 60909408

約数和(自身を除く): 35497088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2237, 2272, 2840, 4474, 5680, 8948, 11185, 11360, 17896, 22370, 35792, 44740, 71584, 89480, 158827, 178960, 317654, 357920, 635308, 794135, 1270616, 1588270, 2541232, 3176540, 5082464, 6353080, 12706160, 25412320]

約数ペア:

[(1, 25412320), (2, 12706160), (4, 6353080), (5, 5082464), (8, 3176540), (10, 2541232), (16, 1588270), (20, 1270616), (32, 794135), (40, 635308), (71, 357920), (80, 317654), (142, 178960), (160, 158827), (284, 89480), (355, 71584), (568, 44740), (710, 35792), (1136, 22370), (1420, 17896), (2237, 11360), (2272, 11185), (2840, 8948), (4474, 5680)]