78124928

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:284

約数の個数: 128

約数和(自身を含む): 197406720

約数和(自身を除く): 119281792

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 32, 34, 46, 56, 64, 68, 92, 112, 119, 128, 136, 161, 184, 223, 224, 238, 272, 322, 368, 391, 446, 448, 476, 544, 644, 736, 782, 892, 896, 952, 1088, 1288, 1472, 1561, 1564, 1784, 1904, 2176, 2576, 2737, 2944, 3122, 3128, 3568, 3791, 3808, 5129, 5152, 5474, 6244, 6256, 7136, 7582, 7616, 10258, 10304, 10948, 12488, 12512, 14272, 15164, 15232, 20516, 20608, 21896, 24976, 25024, 26537, 28544, 30328, 35903, 41032, 43792, 49952, 50048, 53074, 60656, 71806, 82064, 87193, 87584, 99904, 106148, 121312, 143612, 164128, 174386, 175168, 199808, 212296, 242624, 287224, 328256, 348772, 350336, 424592, 485248, 574448, 610351, 656512, 697544, 849184, 1148896, 1220702, 1395088, 1698368, 2297792, 2441404, 2790176, 3396736, 4595584, 4882808, 5580352, 9765616, 11160704, 19531232, 39062464, 78124928]

約数ペア:

[(1, 78124928), (2, 39062464), (4, 19531232), (7, 11160704), (8, 9765616), (14, 5580352), (16, 4882808), (17, 4595584), (23, 3396736), (28, 2790176), (32, 2441404), (34, 2297792), (46, 1698368), (56, 1395088), (64, 1220702), (68, 1148896), (92, 849184), (112, 697544), (119, 656512), (128, 610351), (136, 574448), (161, 485248), (184, 424592), (223, 350336), (224, 348772), (238, 328256), (272, 287224), (322, 242624), (368, 212296), (391, 199808), (446, 175168), (448, 174386), (476, 164128), (544, 143612), (644, 121312), (736, 106148), (782, 99904), (892, 87584), (896, 87193), (952, 82064), (1088, 71806), (1288, 60656), (1472, 53074), (1561, 50048), (1564, 49952), (1784, 43792), (1904, 41032), (2176, 35903), (2576, 30328), (2737, 28544), (2944, 26537), (3122, 25024), (3128, 24976), (3568, 21896), (3791, 20608), (3808, 20516), (5129, 15232), (5152, 15164), (5474, 14272), (6244, 12512), (6256, 12488), (7136, 10948), (7582, 10304), (7616, 10258)]