64497075

素因数分解:

$3^1\times 5^2\times {\mathrm{661}}^1\times {\mathrm{1301}}^1$

素因数の和:1975

約数の個数: 24

約数和(自身を含む): 106878576

約数和(自身を除く): 42381501

約数列:

[1, 3, 5, 15, 25, 75, 661, 1301, 1983, 3305, 3903, 6505, 9915, 16525, 19515, 32525, 49575, 97575, 859961, 2579883, 4299805, 12899415, 21499025, 64497075]

約数ペア:

[(1, 64497075), (3, 21499025), (5, 12899415), (15, 4299805), (25, 2579883), (75, 859961), (661, 97575), (1301, 49575), (1983, 32525), (3305, 19515), (3903, 16525), (6505, 9915)]