25186480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28621}}^1$

素因数の和:28645

約数の個数: 40

約数和(自身を含む): 63884304

約数和(自身を除く): 38697824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 28621, 57242, 114484, 143105, 228968, 286210, 314831, 457936, 572420, 629662, 1144840, 1259324, 1574155, 2289680, 2518648, 3148310, 5037296, 6296620, 12593240, 25186480]

約数ペア:

[(1, 25186480), (2, 12593240), (4, 6296620), (5, 5037296), (8, 3148310), (10, 2518648), (11, 2289680), (16, 1574155), (20, 1259324), (22, 1144840), (40, 629662), (44, 572420), (55, 457936), (80, 314831), (88, 286210), (110, 228968), (176, 143105), (220, 114484), (440, 57242), (880, 28621)]