77166128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:334

約数の個数: 80

約数和(自身を含む): 172801440

約数和(自身を除く): 95635312

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 139, 157, 208, 221, 272, 278, 314, 442, 556, 628, 884, 1112, 1256, 1768, 1807, 2041, 2224, 2363, 2512, 2669, 3536, 3614, 4082, 4726, 5338, 7228, 8164, 9452, 10676, 14456, 16328, 18904, 21352, 21823, 28912, 30719, 32656, 34697, 37808, 42704, 43646, 61438, 69394, 87292, 122876, 138788, 174584, 245752, 277576, 283699, 349168, 370991, 491504, 555152, 567398, 741982, 1134796, 1483964, 2269592, 2967928, 4539184, 4822883, 5935856, 9645766, 19291532, 38583064, 77166128]

約数ペア:

[(1, 77166128), (2, 38583064), (4, 19291532), (8, 9645766), (13, 5935856), (16, 4822883), (17, 4539184), (26, 2967928), (34, 2269592), (52, 1483964), (68, 1134796), (104, 741982), (136, 567398), (139, 555152), (157, 491504), (208, 370991), (221, 349168), (272, 283699), (278, 277576), (314, 245752), (442, 174584), (556, 138788), (628, 122876), (884, 87292), (1112, 69394), (1256, 61438), (1768, 43646), (1807, 42704), (2041, 37808), (2224, 34697), (2363, 32656), (2512, 30719), (2669, 28912), (3536, 21823), (3614, 21352), (4082, 18904), (4726, 16328), (5338, 14456), (7228, 10676), (8164, 9452)]