67580416

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{6947}}^1$

素因数の和:6984

約数の個数: 40

約数和(自身を含む): 142156080

約数和(自身を除く): 74575664

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 6947, 9728, 13894, 27788, 55576, 111152, 131993, 222304, 263986, 444608, 527972, 889216, 1055944, 1778432, 2111888, 3556864, 4223776, 8447552, 16895104, 33790208, 67580416]

約数ペア:

[(1, 67580416), (2, 33790208), (4, 16895104), (8, 8447552), (16, 4223776), (19, 3556864), (32, 2111888), (38, 1778432), (64, 1055944), (76, 889216), (128, 527972), (152, 444608), (256, 263986), (304, 222304), (512, 131993), (608, 111152), (1216, 55576), (2432, 27788), (4864, 13894), (6947, 9728)]