77168240

素因数分解:

$2^4\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1783}}^1$

素因数の和:2337

約数の個数: 40

約数和(自身を含む): 179848608

約数和(自身を除く): 102680368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 541, 1082, 1783, 2164, 2705, 3566, 4328, 5410, 7132, 8656, 8915, 10820, 14264, 17830, 21640, 28528, 35660, 43280, 71320, 142640, 964603, 1929206, 3858412, 4823015, 7716824, 9646030, 15433648, 19292060, 38584120, 77168240]

約数ペア:

[(1, 77168240), (2, 38584120), (4, 19292060), (5, 15433648), (8, 9646030), (10, 7716824), (16, 4823015), (20, 3858412), (40, 1929206), (80, 964603), (541, 142640), (1082, 71320), (1783, 43280), (2164, 35660), (2705, 28528), (3566, 21640), (4328, 17830), (5410, 14264), (7132, 10820), (8656, 8915)]