77755960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3943}}^1$

素因数の和:4000

約数の個数: 64

約数和(自身を含む): 191678400

約数和(自身を除く): 113922440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 986, 1160, 1972, 2465, 3943, 3944, 4930, 7886, 9860, 15772, 19715, 19720, 31544, 39430, 67031, 78860, 114347, 134062, 157720, 228694, 268124, 335155, 457388, 536248, 571735, 670310, 914776, 1143470, 1340620, 1943899, 2286940, 2681240, 3887798, 4573880, 7775596, 9719495, 15551192, 19438990, 38877980, 77755960]

約数ペア:

[(1, 77755960), (2, 38877980), (4, 19438990), (5, 15551192), (8, 9719495), (10, 7775596), (17, 4573880), (20, 3887798), (29, 2681240), (34, 2286940), (40, 1943899), (58, 1340620), (68, 1143470), (85, 914776), (116, 670310), (136, 571735), (145, 536248), (170, 457388), (232, 335155), (290, 268124), (340, 228694), (493, 157720), (580, 134062), (680, 114347), (986, 78860), (1160, 67031), (1972, 39430), (2465, 31544), (3943, 19720), (3944, 19715), (4930, 15772), (7886, 9860)]