80722490

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{49523}}^1$

素因数の和:49693

約数の個数: 16

約数和(自身を含む): 146194848

約数和(自身を除く): 65472358

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 49523, 99046, 247615, 495230, 8072249, 16144498, 40361245, 80722490]

約数ペア:

[(1, 80722490), (2, 40361245), (5, 16144498), (10, 8072249), (163, 495230), (326, 247615), (815, 99046), (1630, 49523)]