81920096

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2011}}^1$

素因数の和:2107

約数の個数: 48

約数和(自身を含む): 172388160

約数和(自身を除く): 90468064

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 67, 76, 134, 152, 268, 304, 536, 608, 1072, 1273, 2011, 2144, 2546, 4022, 5092, 8044, 10184, 16088, 20368, 32176, 38209, 40736, 64352, 76418, 134737, 152836, 269474, 305672, 538948, 611344, 1077896, 1222688, 2155792, 2560003, 4311584, 5120006, 10240012, 20480024, 40960048, 81920096]

約数ペア:

[(1, 81920096), (2, 40960048), (4, 20480024), (8, 10240012), (16, 5120006), (19, 4311584), (32, 2560003), (38, 2155792), (67, 1222688), (76, 1077896), (134, 611344), (152, 538948), (268, 305672), (304, 269474), (536, 152836), (608, 134737), (1072, 76418), (1273, 64352), (2011, 40736), (2144, 38209), (2546, 32176), (4022, 20368), (5092, 16088), (8044, 10184)]