66805810

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1283}}^1$

素因数の和:1458

約数の個数: 32

約数和(自身を含む): 124250112

約数和(自身を除く): 57444302

約数列:

[1, 2, 5, 10, 41, 82, 127, 205, 254, 410, 635, 1270, 1283, 2566, 5207, 6415, 10414, 12830, 26035, 52070, 52603, 105206, 162941, 263015, 325882, 526030, 814705, 1629410, 6680581, 13361162, 33402905, 66805810]

約数ペア:

[(1, 66805810), (2, 33402905), (5, 13361162), (10, 6680581), (41, 1629410), (82, 814705), (127, 526030), (205, 325882), (254, 263015), (410, 162941), (635, 105206), (1270, 52603), (1283, 52070), (2566, 26035), (5207, 12830), (6415, 10414)]