201605380780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{325169969}}^1$

素因数の和:325170009

約数の個数: 24

約数和(自身を含む): 437028439680

約数和(自身を除く): 235423058900

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 325169969, 650339938, 1300679876, 1625849845, 3251699690, 6503399380, 10080269039, 20160538078, 40321076156, 50401345195, 100802690390, 201605380780]

約数ペア:

[(1, 201605380780), (2, 100802690390), (4, 50401345195), (5, 40321076156), (10, 20160538078), (20, 10080269039), (31, 6503399380), (62, 3251699690), (124, 1625849845), (155, 1300679876), (310, 650339938), (620, 325169969)]