15981550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1069}}^1$

素因数の和:1117

約数の個数: 48

約数和(自身を含む): 33435360

約数和(自身を除く): 17453810

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 130, 230, 299, 325, 575, 598, 650, 1069, 1150, 1495, 2138, 2990, 5345, 7475, 10690, 13897, 14950, 24587, 26725, 27794, 49174, 53450, 69485, 122935, 138970, 245870, 319631, 347425, 614675, 639262, 694850, 1229350, 1598155, 3196310, 7990775, 15981550]

約数ペア:

[(1, 15981550), (2, 7990775), (5, 3196310), (10, 1598155), (13, 1229350), (23, 694850), (25, 639262), (26, 614675), (46, 347425), (50, 319631), (65, 245870), (115, 138970), (130, 122935), (230, 69485), (299, 53450), (325, 49174), (575, 27794), (598, 26725), (650, 24587), (1069, 14950), (1150, 13897), (1495, 10690), (2138, 7475), (2990, 5345)]