25165712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:696

約数の個数: 80

約数和(自身を含む): 60746112

約数和(自身を除く): 35580400

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 374, 442, 572, 647, 748, 884, 1144, 1294, 1496, 1768, 2288, 2431, 2588, 2992, 3536, 4862, 5176, 7117, 8411, 9724, 10352, 10999, 14234, 16822, 19448, 21998, 28468, 33644, 38896, 43996, 56936, 67288, 87992, 92521, 113872, 120989, 134576, 142987, 175984, 185042, 241978, 285974, 370084, 483956, 571948, 740168, 967912, 1143896, 1480336, 1572857, 1935824, 2287792, 3145714, 6291428, 12582856, 25165712]

約数ペア:

[(1, 25165712), (2, 12582856), (4, 6291428), (8, 3145714), (11, 2287792), (13, 1935824), (16, 1572857), (17, 1480336), (22, 1143896), (26, 967912), (34, 740168), (44, 571948), (52, 483956), (68, 370084), (88, 285974), (104, 241978), (136, 185042), (143, 175984), (176, 142987), (187, 134576), (208, 120989), (221, 113872), (272, 92521), (286, 87992), (374, 67288), (442, 56936), (572, 43996), (647, 38896), (748, 33644), (884, 28468), (1144, 21998), (1294, 19448), (1496, 16822), (1768, 14234), (2288, 10999), (2431, 10352), (2588, 9724), (2992, 8411), (3536, 7117), (4862, 5176)]