168408560

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{39719}}^1$

素因数の和:39785

約数の個数: 40

約数和(自身を含む): 398947680

約数和(自身を除く): 230539120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 39719, 79438, 158876, 198595, 317752, 397190, 635504, 794380, 1588760, 2105107, 3177520, 4210214, 8420428, 10525535, 16840856, 21051070, 33681712, 42102140, 84204280, 168408560]

約数ペア:

[(1, 168408560), (2, 84204280), (4, 42102140), (5, 33681712), (8, 21051070), (10, 16840856), (16, 10525535), (20, 8420428), (40, 4210214), (53, 3177520), (80, 2105107), (106, 1588760), (212, 794380), (265, 635504), (424, 397190), (530, 317752), (848, 198595), (1060, 158876), (2120, 79438), (4240, 39719)]