25754728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9967}}^1$

素因数の和:10009

約数の個数: 32

約数和(自身を含む): 53827200

約数和(自身を除く): 28072472

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 9967, 19934, 39868, 79736, 169439, 189373, 338878, 378746, 677756, 757492, 1355512, 1514984, 3219341, 6438682, 12877364, 25754728]

約数ペア:

[(1, 25754728), (2, 12877364), (4, 6438682), (8, 3219341), (17, 1514984), (19, 1355512), (34, 757492), (38, 677756), (68, 378746), (76, 338878), (136, 189373), (152, 169439), (323, 79736), (646, 39868), (1292, 19934), (2584, 9967)]