79902340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{81533}}^1$

素因数の和:81556

約数の個数: 36

約数和(自身を含む): 195192396

約数和(自身を除く): 115290056

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 81533, 163066, 326132, 407665, 570731, 815330, 1141462, 1630660, 2282924, 2853655, 3995117, 5707310, 7990234, 11414620, 15980468, 19975585, 39951170, 79902340]

約数ペア:

[(1, 79902340), (2, 39951170), (4, 19975585), (5, 15980468), (7, 11414620), (10, 7990234), (14, 5707310), (20, 3995117), (28, 2853655), (35, 2282924), (49, 1630660), (70, 1141462), (98, 815330), (140, 570731), (196, 407665), (245, 326132), (490, 163066), (980, 81533)]