25355704

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{997}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 55149480

約数和(自身を除く): 29793776

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 289, 374, 578, 748, 997, 1156, 1496, 1994, 2312, 3179, 3988, 6358, 7976, 10967, 12716, 16949, 21934, 25432, 33898, 43868, 67796, 87736, 135592, 186439, 288133, 372878, 576266, 745756, 1152532, 1491512, 2305064, 3169463, 6338926, 12677852, 25355704]

約数ペア:

[(1, 25355704), (2, 12677852), (4, 6338926), (8, 3169463), (11, 2305064), (17, 1491512), (22, 1152532), (34, 745756), (44, 576266), (68, 372878), (88, 288133), (136, 186439), (187, 135592), (289, 87736), (374, 67796), (578, 43868), (748, 33898), (997, 25432), (1156, 21934), (1496, 16949), (1994, 12716), (2312, 10967), (3179, 7976), (3988, 6358)]