64049860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{65357}}^1$

素因数の和:65380

約数の個数: 36

約数和(自身を含む): 156467052

約数和(自身を除く): 92417192

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 65357, 130714, 261428, 326785, 457499, 653570, 914998, 1307140, 1829996, 2287495, 3202493, 4574990, 6404986, 9149980, 12809972, 16012465, 32024930, 64049860]

約数ペア:

[(1, 64049860), (2, 32024930), (4, 16012465), (5, 12809972), (7, 9149980), (10, 6404986), (14, 4574990), (20, 3202493), (28, 2287495), (35, 1829996), (49, 1307140), (70, 914998), (98, 653570), (140, 457499), (196, 326785), (245, 261428), (490, 130714), (980, 65357)]