25443272

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2085

約数の個数: 32

約数和(自身を含む): 50160000

約数和(自身を除く): 24716728

約数列:

[1, 2, 4, 8, 37, 43, 74, 86, 148, 172, 296, 344, 1591, 1999, 3182, 3998, 6364, 7996, 12728, 15992, 73963, 85957, 147926, 171914, 295852, 343828, 591704, 687656, 3180409, 6360818, 12721636, 25443272]

約数ペア:

[(1, 25443272), (2, 12721636), (4, 6360818), (8, 3180409), (37, 687656), (43, 591704), (74, 343828), (86, 295852), (148, 171914), (172, 147926), (296, 85957), (344, 73963), (1591, 15992), (1999, 12728), (3182, 7996), (3998, 6364)]