71892320

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26431}}^1$

素因数の和:26463

約数の個数: 48

約数和(自身を含む): 179843328

約数和(自身を除く): 107951008

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, 26431, 52862, 105724, 132155, 211448, 264310, 422896, 449327, 528620, 845792, 898654, 1057240, 1797308, 2114480, 2246635, 3594616, 4228960, 4493270, 7189232, 8986540, 14378464, 17973080, 35946160, 71892320]

約数ペア:

[(1, 71892320), (2, 35946160), (4, 17973080), (5, 14378464), (8, 8986540), (10, 7189232), (16, 4493270), (17, 4228960), (20, 3594616), (32, 2246635), (34, 2114480), (40, 1797308), (68, 1057240), (80, 898654), (85, 845792), (136, 528620), (160, 449327), (170, 422896), (272, 264310), (340, 211448), (544, 132155), (680, 105724), (1360, 52862), (2720, 26431)]