81196318

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 154804608

約数和(自身を除く): 73608290

約数列:

[1, 2, 7, 14, 17, 34, 41, 53, 82, 106, 119, 157, 238, 287, 314, 371, 574, 697, 742, 901, 1099, 1394, 1802, 2173, 2198, 2669, 4346, 4879, 5338, 6307, 6437, 8321, 9758, 12614, 12874, 15211, 16642, 18683, 30422, 36941, 37366, 45059, 58247, 73882, 90118, 109429, 116494, 141457, 218858, 258587, 282914, 341161, 517174, 682322, 766003, 990199, 1532006, 1980398, 2388127, 4776254, 5799737, 11599474, 40598159, 81196318]

約数ペア:

[(1, 81196318), (2, 40598159), (7, 11599474), (14, 5799737), (17, 4776254), (34, 2388127), (41, 1980398), (53, 1532006), (82, 990199), (106, 766003), (119, 682322), (157, 517174), (238, 341161), (287, 282914), (314, 258587), (371, 218858), (574, 141457), (697, 116494), (742, 109429), (901, 90118), (1099, 73882), (1394, 58247), (1802, 45059), (2173, 37366), (2198, 36941), (2669, 30422), (4346, 18683), (4879, 16642), (5338, 15211), (6307, 12874), (6437, 12614), (8321, 9758)]