161375866

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 274089600

約数和(自身を除く): 112713734

約数列:

[1, 2, 17, 23, 34, 46, 61, 122, 199, 289, 391, 398, 578, 782, 1037, 1403, 2074, 2806, 3383, 4577, 6647, 6766, 9154, 12139, 13294, 17629, 23851, 24278, 35258, 47702, 57511, 77809, 115022, 155618, 206363, 279197, 405467, 412726, 558394, 810934, 1322753, 2645506, 3508171, 4746349, 7016342, 9492698, 80687933, 161375866]

約数ペア:

[(1, 161375866), (2, 80687933), (17, 9492698), (23, 7016342), (34, 4746349), (46, 3508171), (61, 2645506), (122, 1322753), (199, 810934), (289, 558394), (391, 412726), (398, 405467), (578, 279197), (782, 206363), (1037, 155618), (1403, 115022), (2074, 77809), (2806, 57511), (3383, 47702), (4577, 35258), (6647, 24278), (6766, 23851), (9154, 17629), (12139, 13294)]