72376912

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{105199}}^1$

素因数の和:105250

約数の個数: 20

約数和(自身を含む): 143492800

約数和(自身を除く): 71115888

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 105199, 210398, 420796, 841592, 1683184, 4523557, 9047114, 18094228, 36188456, 72376912]

約数ペア:

[(1, 72376912), (2, 36188456), (4, 18094228), (8, 9047114), (16, 4523557), (43, 1683184), (86, 841592), (172, 420796), (344, 210398), (688, 105199)]