80609495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 112580928

約数和(自身を除く): 31971433

約数列:

[1, 5, 17, 19, 37, 71, 85, 95, 185, 323, 355, 361, 629, 703, 1207, 1349, 1615, 1805, 2627, 3145, 3515, 6035, 6137, 6745, 11951, 13135, 13357, 22933, 25631, 30685, 44659, 49913, 59755, 66785, 114665, 128155, 223295, 227069, 249565, 435727, 848521, 948347, 1135345, 2178635, 4242605, 4741735, 16121899, 80609495]

約数ペア:

[(1, 80609495), (5, 16121899), (17, 4741735), (19, 4242605), (37, 2178635), (71, 1135345), (85, 948347), (95, 848521), (185, 435727), (323, 249565), (355, 227069), (361, 223295), (629, 128155), (703, 114665), (1207, 66785), (1349, 59755), (1615, 49913), (1805, 44659), (2627, 30685), (3145, 25631), (3515, 22933), (6035, 13357), (6137, 13135), (6745, 11951)]