127777712

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 275607360

約数和(自身を除く): 147829648

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 97, 116, 136, 167, 194, 232, 272, 334, 388, 464, 493, 668, 776, 986, 1336, 1552, 1649, 1972, 2672, 2813, 2839, 3298, 3944, 4843, 5626, 5678, 6596, 7888, 9686, 11252, 11356, 13192, 16199, 19372, 22504, 22712, 26384, 32398, 38744, 45008, 45424, 47821, 64796, 77488, 82331, 95642, 129592, 164662, 191284, 259184, 275383, 329324, 382568, 469771, 550766, 658648, 765136, 939542, 1101532, 1317296, 1879084, 2203064, 3758168, 4406128, 7516336, 7986107, 15972214, 31944428, 63888856, 127777712]

約数ペア:

[(1, 127777712), (2, 63888856), (4, 31944428), (8, 15972214), (16, 7986107), (17, 7516336), (29, 4406128), (34, 3758168), (58, 2203064), (68, 1879084), (97, 1317296), (116, 1101532), (136, 939542), (167, 765136), (194, 658648), (232, 550766), (272, 469771), (334, 382568), (388, 329324), (464, 275383), (493, 259184), (668, 191284), (776, 164662), (986, 129592), (1336, 95642), (1552, 82331), (1649, 77488), (1972, 64796), (2672, 47821), (2813, 45424), (2839, 45008), (3298, 38744), (3944, 32398), (4843, 26384), (5626, 22712), (5678, 22504), (6596, 19372), (7888, 16199), (9686, 13192), (11252, 11356)]