25537072

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{389}}^1$

素因数の和:781

約数の個数: 40

約数和(自身を含む): 54259920

約数和(自身を除く): 28722848

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 373, 389, 746, 778, 1492, 1556, 2984, 3112, 4103, 4279, 5968, 6224, 8206, 8558, 16412, 17116, 32824, 34232, 65648, 68464, 145097, 290194, 580388, 1160776, 1596067, 2321552, 3192134, 6384268, 12768536, 25537072]

約数ペア:

[(1, 25537072), (2, 12768536), (4, 6384268), (8, 3192134), (11, 2321552), (16, 1596067), (22, 1160776), (44, 580388), (88, 290194), (176, 145097), (373, 68464), (389, 65648), (746, 34232), (778, 32824), (1492, 17116), (1556, 16412), (2984, 8558), (3112, 8206), (4103, 6224), (4279, 5968)]