25868440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49747}}^1$

素因数の和:49771

約数の個数: 32

約数和(自身を含む): 62682480

約数和(自身を除く): 36814040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 49747, 99494, 198988, 248735, 397976, 497470, 646711, 994940, 1293422, 1989880, 2586844, 3233555, 5173688, 6467110, 12934220, 25868440]

約数ペア:

[(1, 25868440), (2, 12934220), (4, 6467110), (5, 5173688), (8, 3233555), (10, 2586844), (13, 1989880), (20, 1293422), (26, 994940), (40, 646711), (52, 497470), (65, 397976), (104, 248735), (130, 198988), (260, 99494), (520, 49747)]