165780380

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{55631}}^1$

素因数の和:55789

約数の個数: 24

約数和(自身を含む): 350481600

約数和(自身を除く): 184701220

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 55631, 111262, 222524, 278155, 556310, 1112620, 8289019, 16578038, 33156076, 41445095, 82890190, 165780380]

約数ペア:

[(1, 165780380), (2, 82890190), (4, 41445095), (5, 33156076), (10, 16578038), (20, 8289019), (149, 1112620), (298, 556310), (596, 278155), (745, 222524), (1490, 111262), (2980, 55631)]