155117770

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{2389}}^1$

素因数の和:2590

約数の個数: 32

約数和(自身を含む): 287717760

約数和(自身を除く): 132599990

約数列:

[1, 2, 5, 10, 43, 86, 151, 215, 302, 430, 755, 1510, 2389, 4778, 6493, 11945, 12986, 23890, 32465, 64930, 102727, 205454, 360739, 513635, 721478, 1027270, 1803695, 3607390, 15511777, 31023554, 77558885, 155117770]

約数ペア:

[(1, 155117770), (2, 77558885), (5, 31023554), (10, 15511777), (43, 3607390), (86, 1803695), (151, 1027270), (215, 721478), (302, 513635), (430, 360739), (755, 205454), (1510, 102727), (2389, 64930), (4778, 32465), (6493, 23890), (11945, 12986)]