72114320

素因数分解:

$2^4\times 5^1\times {\mathrm{901429}}^1$

素因数の和:901442

約数の個数: 20

約数和(自身を含む): 167665980

約数和(自身を除く): 95551660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 901429, 1802858, 3605716, 4507145, 7211432, 9014290, 14422864, 18028580, 36057160, 72114320]

約数ペア:

[(1, 72114320), (2, 36057160), (4, 18028580), (5, 14422864), (8, 9014290), (10, 7211432), (16, 4507145), (20, 3605716), (40, 1802858), (80, 901429)]