71680084

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2011}}^1$

素因数の和:2108

約数の個数: 48

約数和(自身を含む): 153233920

約数和(自身を除く): 81553836

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 67, 76, 133, 134, 266, 268, 469, 532, 938, 1273, 1876, 2011, 2546, 4022, 5092, 8044, 8911, 14077, 17822, 28154, 35644, 38209, 56308, 76418, 134737, 152836, 267463, 269474, 534926, 538948, 943159, 1069852, 1886318, 2560003, 3772636, 5120006, 10240012, 17920021, 35840042, 71680084]

約数ペア:

[(1, 71680084), (2, 35840042), (4, 17920021), (7, 10240012), (14, 5120006), (19, 3772636), (28, 2560003), (38, 1886318), (67, 1069852), (76, 943159), (133, 538948), (134, 534926), (266, 269474), (268, 267463), (469, 152836), (532, 134737), (938, 76418), (1273, 56308), (1876, 38209), (2011, 35644), (2546, 28154), (4022, 17822), (5092, 14077), (8044, 8911)]