166700480

素因数分解:

$2^6\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2027}}^1$

素因数の和:2301

約数の個数: 56

約数和(自身を含む): 398696688

約数和(自身を除く): 231996208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 257, 320, 514, 1028, 1285, 2027, 2056, 2570, 4054, 4112, 5140, 8108, 8224, 10135, 10280, 16216, 16448, 20270, 20560, 32432, 40540, 41120, 64864, 81080, 82240, 129728, 162160, 324320, 520939, 648640, 1041878, 2083756, 2604695, 4167512, 5209390, 8335024, 10418780, 16670048, 20837560, 33340096, 41675120, 83350240, 166700480]

約数ペア:

[(1, 166700480), (2, 83350240), (4, 41675120), (5, 33340096), (8, 20837560), (10, 16670048), (16, 10418780), (20, 8335024), (32, 5209390), (40, 4167512), (64, 2604695), (80, 2083756), (160, 1041878), (257, 648640), (320, 520939), (514, 324320), (1028, 162160), (1285, 129728), (2027, 82240), (2056, 81080), (2570, 64864), (4054, 41120), (4112, 40540), (5140, 32432), (8108, 20560), (8224, 20270), (10135, 16448), (10280, 16216)]