64580278

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2269}}^1$

素因数の和:2404

約数の個数: 32

約数和(自身を含む): 117676800

約数和(自身を除く): 53096522

約数列:

[1, 2, 7, 14, 19, 38, 107, 133, 214, 266, 749, 1498, 2033, 2269, 4066, 4538, 14231, 15883, 28462, 31766, 43111, 86222, 242783, 301777, 485566, 603554, 1699481, 3398962, 4612877, 9225754, 32290139, 64580278]

約数ペア:

[(1, 64580278), (2, 32290139), (7, 9225754), (14, 4612877), (19, 3398962), (38, 1699481), (107, 603554), (133, 485566), (214, 301777), (266, 242783), (749, 86222), (1498, 43111), (2033, 31766), (2269, 28462), (4066, 15883), (4538, 14231)]