72900680

素因数分解:

$2^3\times 5^1\times {\mathrm{1822517}}^1$

素因数の和:1822528

約数の個数: 16

約数和(自身を含む): 164026620

約数和(自身を除く): 91125940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1822517, 3645034, 7290068, 9112585, 14580136, 18225170, 36450340, 72900680]

約数ペア:

[(1, 72900680), (2, 36450340), (4, 18225170), (5, 14580136), (8, 9112585), (10, 7290068), (20, 3645034), (40, 1822517)]