25564552

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{613}}^1$

素因数の和:1033

約数の個数: 32

約数和(自身を含む): 51833880

約数和(自身を除く): 26269328

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 401, 613, 802, 1226, 1604, 2452, 3208, 4904, 5213, 7969, 10426, 15938, 20852, 31876, 41704, 63752, 245813, 491626, 983252, 1966504, 3195569, 6391138, 12782276, 25564552]

約数ペア:

[(1, 25564552), (2, 12782276), (4, 6391138), (8, 3195569), (13, 1966504), (26, 983252), (52, 491626), (104, 245813), (401, 63752), (613, 41704), (802, 31876), (1226, 20852), (1604, 15938), (2452, 10426), (3208, 7969), (4904, 5213)]