25620964

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{911}}^1$

素因数の和:1083

約数の個数: 24

約数和(自身を含む): 45964800

約数和(自身を除く): 20343836

約数列:

[1, 2, 4, 79, 89, 158, 178, 316, 356, 911, 1822, 3644, 7031, 14062, 28124, 71969, 81079, 143938, 162158, 287876, 324316, 6405241, 12810482, 25620964]

約数ペア:

[(1, 25620964), (2, 12810482), (4, 6405241), (79, 324316), (89, 287876), (158, 162158), (178, 143938), (316, 81079), (356, 71969), (911, 28124), (1822, 14062), (3644, 7031)]