81677792

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:364

約数の個数: 96

約数和(自身を含む): 197588160

約数和(自身を除く): 115910368

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 89, 112, 119, 136, 178, 224, 238, 241, 272, 356, 476, 482, 544, 623, 712, 952, 964, 1246, 1424, 1513, 1687, 1904, 1928, 2492, 2848, 3026, 3374, 3808, 3856, 4097, 4984, 6052, 6748, 7712, 8194, 9968, 10591, 12104, 13496, 16388, 19936, 21182, 21449, 24208, 26992, 28679, 32776, 42364, 42898, 48416, 53984, 57358, 65552, 84728, 85796, 114716, 131104, 150143, 169456, 171592, 229432, 300286, 338912, 343184, 364633, 458864, 600572, 686368, 729266, 917728, 1201144, 1458532, 2402288, 2552431, 2917064, 4804576, 5104862, 5834128, 10209724, 11668256, 20419448, 40838896, 81677792]

約数ペア:

[(1, 81677792), (2, 40838896), (4, 20419448), (7, 11668256), (8, 10209724), (14, 5834128), (16, 5104862), (17, 4804576), (28, 2917064), (32, 2552431), (34, 2402288), (56, 1458532), (68, 1201144), (89, 917728), (112, 729266), (119, 686368), (136, 600572), (178, 458864), (224, 364633), (238, 343184), (241, 338912), (272, 300286), (356, 229432), (476, 171592), (482, 169456), (544, 150143), (623, 131104), (712, 114716), (952, 85796), (964, 84728), (1246, 65552), (1424, 57358), (1513, 53984), (1687, 48416), (1904, 42898), (1928, 42364), (2492, 32776), (2848, 28679), (3026, 26992), (3374, 24208), (3808, 21449), (3856, 21182), (4097, 19936), (4984, 16388), (6052, 13496), (6748, 12104), (7712, 10591), (8194, 9968)]