154541480

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{28201}}^1$

素因数の和:28349

約数の個数: 32

約数和(自身を含む): 350268840

約数和(自身を除く): 195727360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 28201, 56402, 112804, 141005, 225608, 282010, 564020, 1128040, 3863537, 7727074, 15454148, 19317685, 30908296, 38635370, 77270740, 154541480]

約数ペア:

[(1, 154541480), (2, 77270740), (4, 38635370), (5, 30908296), (8, 19317685), (10, 15454148), (20, 7727074), (40, 3863537), (137, 1128040), (274, 564020), (548, 282010), (685, 225608), (1096, 141005), (1370, 112804), (2740, 56402), (5480, 28201)]