25797364

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 51649920

約数和(自身を除く): 25852556

約数列:

[1, 2, 4, 17, 19, 34, 38, 41, 68, 76, 82, 164, 323, 487, 646, 697, 779, 974, 1292, 1394, 1558, 1948, 2788, 3116, 8279, 9253, 13243, 16558, 18506, 19967, 26486, 33116, 37012, 39934, 52972, 79868, 157301, 314602, 339439, 379373, 629204, 678878, 758746, 1357756, 1517492, 6449341, 12898682, 25797364]

約数ペア:

[(1, 25797364), (2, 12898682), (4, 6449341), (17, 1517492), (19, 1357756), (34, 758746), (38, 678878), (41, 629204), (68, 379373), (76, 339439), (82, 314602), (164, 157301), (323, 79868), (487, 52972), (646, 39934), (697, 37012), (779, 33116), (974, 26486), (1292, 19967), (1394, 18506), (1558, 16558), (1948, 13243), (2788, 9253), (3116, 8279)]