25903040

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1327}}^1$

素因数の和:1405

約数の個数: 56

約数和(自身を含む): 62740032

約数和(自身を除く): 36836992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1327, 1952, 2440, 2654, 3904, 4880, 5308, 6635, 9760, 10616, 13270, 19520, 21232, 26540, 42464, 53080, 80947, 84928, 106160, 161894, 212320, 323788, 404735, 424640, 647576, 809470, 1295152, 1618940, 2590304, 3237880, 5180608, 6475760, 12951520, 25903040]

約数ペア:

[(1, 25903040), (2, 12951520), (4, 6475760), (5, 5180608), (8, 3237880), (10, 2590304), (16, 1618940), (20, 1295152), (32, 809470), (40, 647576), (61, 424640), (64, 404735), (80, 323788), (122, 212320), (160, 161894), (244, 106160), (305, 84928), (320, 80947), (488, 53080), (610, 42464), (976, 26540), (1220, 21232), (1327, 19520), (1952, 13270), (2440, 10616), (2654, 9760), (3904, 6635), (4880, 5308)]