78820144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 173426400

約数和(自身を除く): 94606256

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 73, 104, 116, 146, 179, 208, 232, 292, 358, 377, 464, 584, 716, 754, 949, 1168, 1432, 1508, 1898, 2117, 2327, 2864, 3016, 3796, 4234, 4654, 5191, 6032, 7592, 8468, 9308, 10382, 13067, 15184, 16936, 18616, 20764, 26134, 27521, 33872, 37232, 41528, 52268, 55042, 67483, 83056, 104536, 110084, 134966, 169871, 209072, 220168, 269932, 339742, 378943, 440336, 539864, 679484, 757886, 1079728, 1358968, 1515772, 2717936, 3031544, 4926259, 6063088, 9852518, 19705036, 39410072, 78820144]

約数ペア:

[(1, 78820144), (2, 39410072), (4, 19705036), (8, 9852518), (13, 6063088), (16, 4926259), (26, 3031544), (29, 2717936), (52, 1515772), (58, 1358968), (73, 1079728), (104, 757886), (116, 679484), (146, 539864), (179, 440336), (208, 378943), (232, 339742), (292, 269932), (358, 220168), (377, 209072), (464, 169871), (584, 134966), (716, 110084), (754, 104536), (949, 83056), (1168, 67483), (1432, 55042), (1508, 52268), (1898, 41528), (2117, 37232), (2327, 33872), (2864, 27521), (3016, 26134), (3796, 20764), (4234, 18616), (4654, 16936), (5191, 15184), (6032, 13067), (7592, 10382), (8468, 9308)]