77870884

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 177422336

約数和(自身を除く): 99551452

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 67, 91, 103, 124, 134, 182, 206, 217, 268, 364, 403, 412, 434, 469, 721, 806, 868, 871, 938, 1339, 1442, 1612, 1742, 1876, 2077, 2678, 2821, 2884, 3193, 3484, 4154, 5356, 5642, 6097, 6386, 6901, 8308, 9373, 11284, 12194, 12772, 13802, 14539, 18746, 22351, 24388, 27001, 27604, 29078, 37492, 41509, 44702, 48307, 54002, 58156, 83018, 89404, 89713, 96614, 108004, 166036, 179426, 189007, 193228, 213931, 290563, 358852, 378014, 427862, 581126, 627991, 756028, 855724, 1162252, 1255982, 1497517, 2511964, 2781103, 2995034, 5562206, 5990068, 11124412, 19467721, 38935442, 77870884]

約数ペア:

[(1, 77870884), (2, 38935442), (4, 19467721), (7, 11124412), (13, 5990068), (14, 5562206), (26, 2995034), (28, 2781103), (31, 2511964), (52, 1497517), (62, 1255982), (67, 1162252), (91, 855724), (103, 756028), (124, 627991), (134, 581126), (182, 427862), (206, 378014), (217, 358852), (268, 290563), (364, 213931), (403, 193228), (412, 189007), (434, 179426), (469, 166036), (721, 108004), (806, 96614), (868, 89713), (871, 89404), (938, 83018), (1339, 58156), (1442, 54002), (1612, 48307), (1742, 44702), (1876, 41509), (2077, 37492), (2678, 29078), (2821, 27604), (2884, 27001), (3193, 24388), (3484, 22351), (4154, 18746), (5356, 14539), (5642, 13802), (6097, 12772), (6386, 12194), (6901, 11284), (8308, 9373)]