25164040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57191}}^1$

素因数の和:57213

約数の個数: 32

約数和(自身を含む): 61767360

約数和(自身を除く): 36603320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 57191, 114382, 228764, 285955, 457528, 571910, 629101, 1143820, 1258202, 2287640, 2516404, 3145505, 5032808, 6291010, 12582020, 25164040]

約数ペア:

[(1, 25164040), (2, 12582020), (4, 6291010), (5, 5032808), (8, 3145505), (10, 2516404), (11, 2287640), (20, 1258202), (22, 1143820), (40, 629101), (44, 571910), (55, 457528), (88, 285955), (110, 228764), (220, 114382), (440, 57191)]