77881304

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{12497}}^1$

素因数の和:12563

約数の個数: 32

約数和(自身を含む): 157474800

約数和(自身を除く): 79593496

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 3116, 6232, 12497, 24994, 49988, 99976, 237443, 474886, 512377, 949772, 1024754, 1899544, 2049508, 4099016, 9735163, 19470326, 38940652, 77881304]

約数ペア:

[(1, 77881304), (2, 38940652), (4, 19470326), (8, 9735163), (19, 4099016), (38, 2049508), (41, 1899544), (76, 1024754), (82, 949772), (152, 512377), (164, 474886), (328, 237443), (779, 99976), (1558, 49988), (3116, 24994), (6232, 12497)]