15663301040

素因数分解:

$2^4\times 5^1\times {\mathrm{1579}}^1\times {\mathrm{123997}}^1$

素因数の和:125589

約数の個数: 40

約数和(自身を含む): 36440532240

約数和(自身を除く): 20777231200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1579, 3158, 6316, 7895, 12632, 15790, 25264, 31580, 63160, 123997, 126320, 247994, 495988, 619985, 991976, 1239970, 1983952, 2479940, 4959880, 9919760, 195791263, 391582526, 783165052, 978956315, 1566330104, 1957912630, 3132660208, 3915825260, 7831650520, 15663301040]

約数ペア:

[(1, 15663301040), (2, 7831650520), (4, 3915825260), (5, 3132660208), (8, 1957912630), (10, 1566330104), (16, 978956315), (20, 783165052), (40, 391582526), (80, 195791263), (1579, 9919760), (3158, 4959880), (6316, 2479940), (7895, 1983952), (12632, 1239970), (15790, 991976), (25264, 619985), (31580, 495988), (63160, 247994), (123997, 126320)]