81542608

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{379}}^1$

素因数の和:524

約数の個数: 80

約数和(自身を含む): 193380480

約数和(自身を除く): 111837872

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 113, 119, 136, 226, 238, 272, 379, 452, 476, 758, 791, 904, 952, 1516, 1582, 1808, 1904, 1921, 2653, 3032, 3164, 3842, 5306, 6064, 6328, 6443, 7684, 10612, 12656, 12886, 13447, 15368, 21224, 25772, 26894, 30736, 42448, 42827, 45101, 51544, 53788, 85654, 90202, 103088, 107576, 171308, 180404, 215152, 299789, 342616, 360808, 599578, 685232, 721616, 728059, 1199156, 1456118, 2398312, 2912236, 4796624, 5096413, 5824472, 10192826, 11648944, 20385652, 40771304, 81542608]

約数ペア:

[(1, 81542608), (2, 40771304), (4, 20385652), (7, 11648944), (8, 10192826), (14, 5824472), (16, 5096413), (17, 4796624), (28, 2912236), (34, 2398312), (56, 1456118), (68, 1199156), (112, 728059), (113, 721616), (119, 685232), (136, 599578), (226, 360808), (238, 342616), (272, 299789), (379, 215152), (452, 180404), (476, 171308), (758, 107576), (791, 103088), (904, 90202), (952, 85654), (1516, 53788), (1582, 51544), (1808, 45101), (1904, 42827), (1921, 42448), (2653, 30736), (3032, 26894), (3164, 25772), (3842, 21224), (5306, 15368), (6064, 13447), (6328, 12886), (6443, 12656), (7684, 10612)]