86656480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31859}}^1$

素因数の和:31891

約数の個数: 48

約数和(自身を含む): 216775440

約数和(自身を除く): 130118960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 31859, 63718, 127436, 159295, 254872, 318590, 509744, 541603, 637180, 1019488, 1083206, 1274360, 2166412, 2548720, 2708015, 4332824, 5097440, 5416030, 8665648, 10832060, 17331296, 21664120, 43328240, 86656480]

約数ペア:

[(1, 86656480), (2, 43328240), (4, 21664120), (5, 17331296), (8, 10832060), (10, 8665648), (16, 5416030), (17, 5097440), (20, 4332824), (32, 2708015), (34, 2548720), (40, 2166412), (68, 1274360), (80, 1083206), (85, 1019488), (136, 637180), (160, 541603), (170, 509744), (272, 318590), (340, 254872), (544, 159295), (680, 127436), (1360, 63718), (2720, 31859)]