81980550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{182179}}^1$

素因数の和:182197

約数の個数: 36

約数和(自身を含む): 220255620

約数和(自身を除く): 138275070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 182179, 364358, 546537, 910895, 1093074, 1639611, 1821790, 2732685, 3279222, 4554475, 5465370, 8198055, 9108950, 13663425, 16396110, 27326850, 40990275, 81980550]

約数ペア:

[(1, 81980550), (2, 40990275), (3, 27326850), (5, 16396110), (6, 13663425), (9, 9108950), (10, 8198055), (15, 5465370), (18, 4554475), (25, 3279222), (30, 2732685), (45, 1821790), (50, 1639611), (75, 1093074), (90, 910895), (150, 546537), (225, 364358), (450, 182179)]