25447660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1129}}^1$

素因数の和:1175

約数の個数: 72

約数和(自身を含む): 64925280

約数和(自身を除く): 39477620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1129, 1610, 2254, 2258, 3220, 4508, 4516, 5635, 5645, 7903, 11270, 11290, 15806, 22540, 22580, 25967, 31612, 39515, 51934, 55321, 79030, 103868, 110642, 129835, 158060, 181769, 221284, 259670, 276605, 363538, 519340, 553210, 727076, 908845, 1106420, 1272383, 1817690, 2544766, 3635380, 5089532, 6361915, 12723830, 25447660]

約数ペア:

[(1, 25447660), (2, 12723830), (4, 6361915), (5, 5089532), (7, 3635380), (10, 2544766), (14, 1817690), (20, 1272383), (23, 1106420), (28, 908845), (35, 727076), (46, 553210), (49, 519340), (70, 363538), (92, 276605), (98, 259670), (115, 221284), (140, 181769), (161, 158060), (196, 129835), (230, 110642), (245, 103868), (322, 79030), (460, 55321), (490, 51934), (644, 39515), (805, 31612), (980, 25967), (1127, 22580), (1129, 22540), (1610, 15806), (2254, 11290), (2258, 11270), (3220, 7903), (4508, 5645), (4516, 5635)]