161764864

素因数分解:

$2^9\times {\mathrm{139}}^1\times {\mathrm{2273}}^1$

素因数の和:2430

約数の個数: 40

約数和(自身を含む): 325682280

約数和(自身を除く): 163917416

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 256, 278, 512, 556, 1112, 2224, 2273, 4448, 4546, 8896, 9092, 17792, 18184, 35584, 36368, 71168, 72736, 145472, 290944, 315947, 581888, 631894, 1163776, 1263788, 2527576, 5055152, 10110304, 20220608, 40441216, 80882432, 161764864]

約数ペア:

[(1, 161764864), (2, 80882432), (4, 40441216), (8, 20220608), (16, 10110304), (32, 5055152), (64, 2527576), (128, 1263788), (139, 1163776), (256, 631894), (278, 581888), (512, 315947), (556, 290944), (1112, 145472), (2224, 72736), (2273, 71168), (4448, 36368), (4546, 35584), (8896, 18184), (9092, 17792)]