81345949660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4779433}}^1$

素因数の和:4779502

約数の個数: 48

約数和(自身を含む): 183071439936

約数和(自身を除く): 101725490276

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1702, 3404, 4255, 8510, 17020, 4779433, 9558866, 19117732, 23897165, 47794330, 95588660, 109926959, 176839021, 219853918, 353678042, 439707836, 549634795, 707356084, 884195105, 1099269590, 1768390210, 2198539180, 3536780420, 4067297483, 8134594966, 16269189932, 20336487415, 40672974830, 81345949660]

約数ペア:

[(1, 81345949660), (2, 40672974830), (4, 20336487415), (5, 16269189932), (10, 8134594966), (20, 4067297483), (23, 3536780420), (37, 2198539180), (46, 1768390210), (74, 1099269590), (92, 884195105), (115, 707356084), (148, 549634795), (185, 439707836), (230, 353678042), (370, 219853918), (460, 176839021), (740, 109926959), (851, 95588660), (1702, 47794330), (3404, 23897165), (4255, 19117732), (8510, 9558866), (17020, 4779433)]