64403236

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{619}}^1$

素因数の和:716

約数の個数: 36

約数和(自身を含む): 122127600

約数和(自身を除く): 57724364

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 619, 703, 1238, 1369, 1406, 2476, 2738, 2812, 5476, 11761, 22903, 23522, 26011, 45806, 47044, 52022, 91612, 104044, 435157, 847411, 870314, 1694822, 1740628, 3389644, 16100809, 32201618, 64403236]

約数ペア:

[(1, 64403236), (2, 32201618), (4, 16100809), (19, 3389644), (37, 1740628), (38, 1694822), (74, 870314), (76, 847411), (148, 435157), (619, 104044), (703, 91612), (1238, 52022), (1369, 47044), (1406, 45806), (2476, 26011), (2738, 23522), (2812, 22903), (5476, 11761)]