25274744

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{571}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 51891840

約数和(自身を除く): 26617096

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 503, 571, 1006, 1142, 2012, 2284, 4024, 4568, 5533, 6281, 11066, 12562, 22132, 25124, 44264, 50248, 287213, 574426, 1148852, 2297704, 3159343, 6318686, 12637372, 25274744]

約数ペア:

[(1, 25274744), (2, 12637372), (4, 6318686), (8, 3159343), (11, 2297704), (22, 1148852), (44, 574426), (88, 287213), (503, 50248), (571, 44264), (1006, 25124), (1142, 22132), (2012, 12562), (2284, 11066), (4024, 6281), (4568, 5533)]