8380130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 64

約数和(自身を含む): 17729280

約数和(自身を除く): 9349150

約数列:

[1, 2, 5, 10, 11, 22, 29, 37, 55, 58, 71, 74, 110, 142, 145, 185, 290, 319, 355, 370, 407, 638, 710, 781, 814, 1073, 1562, 1595, 2035, 2059, 2146, 2627, 3190, 3905, 4070, 4118, 5254, 5365, 7810, 10295, 10730, 11803, 13135, 20590, 22649, 23606, 26270, 28897, 45298, 57794, 59015, 76183, 113245, 118030, 144485, 152366, 226490, 288970, 380915, 761830, 838013, 1676026, 4190065, 8380130]

約数ペア:

[(1, 8380130), (2, 4190065), (5, 1676026), (10, 838013), (11, 761830), (22, 380915), (29, 288970), (37, 226490), (55, 152366), (58, 144485), (71, 118030), (74, 113245), (110, 76183), (142, 59015), (145, 57794), (185, 45298), (290, 28897), (319, 26270), (355, 23606), (370, 22649), (407, 20590), (638, 13135), (710, 11803), (781, 10730), (814, 10295), (1073, 7810), (1562, 5365), (1595, 5254), (2035, 4118), (2059, 4070), (2146, 3905), (2627, 3190)]