157191680

素因数分解:

$2^9\times 5^1\times {\mathrm{61403}}^1$

素因数の和:61426

約数の個数: 40

約数和(自身を含む): 376897752

約数和(自身を除く): 219706072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 61403, 122806, 245612, 307015, 491224, 614030, 982448, 1228060, 1964896, 2456120, 3929792, 4912240, 7859584, 9824480, 15719168, 19648960, 31438336, 39297920, 78595840, 157191680]

約数ペア:

[(1, 157191680), (2, 78595840), (4, 39297920), (5, 31438336), (8, 19648960), (10, 15719168), (16, 9824480), (20, 7859584), (32, 4912240), (40, 3929792), (64, 2456120), (80, 1964896), (128, 1228060), (160, 982448), (256, 614030), (320, 491224), (512, 307015), (640, 245612), (1280, 122806), (2560, 61403)]