25467520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3061}}^1$

素因数の和:3093

約数の個数: 64

約数和(自身を含む): 65588040

約数和(自身を除く): 40120520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 3061, 4160, 6122, 8320, 12244, 15305, 24488, 30610, 39793, 48976, 61220, 79586, 97952, 122440, 159172, 195904, 198965, 244880, 318344, 391808, 397930, 489760, 636688, 795860, 979520, 1273376, 1591720, 1959040, 2546752, 3183440, 5093504, 6366880, 12733760, 25467520]

約数ペア:

[(1, 25467520), (2, 12733760), (4, 6366880), (5, 5093504), (8, 3183440), (10, 2546752), (13, 1959040), (16, 1591720), (20, 1273376), (26, 979520), (32, 795860), (40, 636688), (52, 489760), (64, 397930), (65, 391808), (80, 318344), (104, 244880), (128, 198965), (130, 195904), (160, 159172), (208, 122440), (260, 97952), (320, 79586), (416, 61220), (520, 48976), (640, 39793), (832, 30610), (1040, 24488), (1664, 15305), (2080, 12244), (3061, 8320), (4160, 6122)]