161499852865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^2\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:623

約数の個数: 96

約数和(自身を含む): 227596400640

約数和(自身を除く): 66096547775

約数列:

[1, 5, 13, 17, 65, 71, 79, 85, 221, 355, 367, 395, 923, 1027, 1105, 1207, 1343, 1835, 4615, 4771, 5041, 5135, 5609, 6035, 6239, 6715, 15691, 17459, 23855, 25205, 26057, 28045, 28993, 31195, 65533, 72917, 78455, 81107, 85697, 87295, 95353, 130285, 144965, 327665, 338741, 364585, 376909, 398239, 405535, 428485, 442969, 476765, 492881, 1114061, 1239589, 1693705, 1850047, 1884545, 1991195, 2058503, 2214845, 2464405, 5177107, 5570305, 5758597, 6197945, 6407453, 6770063, 9250235, 10292515, 24050611, 25885535, 26760539, 28792985, 31450799, 32037265, 33850315, 34994551, 88010819, 120253055, 133802695, 146153713, 157253995, 174972755, 408860387, 440054095, 454929163, 730768565, 1899998269, 2044301935, 2274645815, 2484613121, 9499991345, 12423065605, 32299970573, 161499852865]

約数ペア:

[(1, 161499852865), (5, 32299970573), (13, 12423065605), (17, 9499991345), (65, 2484613121), (71, 2274645815), (79, 2044301935), (85, 1899998269), (221, 730768565), (355, 454929163), (367, 440054095), (395, 408860387), (923, 174972755), (1027, 157253995), (1105, 146153713), (1207, 133802695), (1343, 120253055), (1835, 88010819), (4615, 34994551), (4771, 33850315), (5041, 32037265), (5135, 31450799), (5609, 28792985), (6035, 26760539), (6239, 25885535), (6715, 24050611), (15691, 10292515), (17459, 9250235), (23855, 6770063), (25205, 6407453), (26057, 6197945), (28045, 5758597), (28993, 5570305), (31195, 5177107), (65533, 2464405), (72917, 2214845), (78455, 2058503), (81107, 1991195), (85697, 1884545), (87295, 1850047), (95353, 1693705), (130285, 1239589), (144965, 1114061), (327665, 492881), (338741, 476765), (364585, 442969), (376909, 428485), (398239, 405535)]