25748440

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2671}}^1$

素因数の和:2923

約数の個数: 32

約数和(自身を含む): 58196160

約数和(自身を除く): 32447720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 2671, 4820, 5342, 9640, 10684, 13355, 21368, 26710, 53420, 106840, 643711, 1287422, 2574844, 3218555, 5149688, 6437110, 12874220, 25748440]

約数ペア:

[(1, 25748440), (2, 12874220), (4, 6437110), (5, 5149688), (8, 3218555), (10, 2574844), (20, 1287422), (40, 643711), (241, 106840), (482, 53420), (964, 26710), (1205, 21368), (1928, 13355), (2410, 10684), (2671, 9640), (4820, 5342)]