57820270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^2$

素因数の和:217

約数の個数: 48

約数和(自身を含む): 111913344

約数和(自身を除く): 54093074

約数列:

[1, 2, 5, 10, 31, 37, 62, 71, 74, 142, 155, 185, 310, 355, 370, 710, 1147, 2201, 2294, 2627, 4402, 5041, 5254, 5735, 10082, 11005, 11470, 13135, 22010, 25205, 26270, 50410, 81437, 156271, 162874, 186517, 312542, 373034, 407185, 781355, 814370, 932585, 1562710, 1865170, 5782027, 11564054, 28910135, 57820270]

約数ペア:

[(1, 57820270), (2, 28910135), (5, 11564054), (10, 5782027), (31, 1865170), (37, 1562710), (62, 932585), (71, 814370), (74, 781355), (142, 407185), (155, 373034), (185, 312542), (310, 186517), (355, 162874), (370, 156271), (710, 81437), (1147, 50410), (2201, 26270), (2294, 25205), (2627, 22010), (4402, 13135), (5041, 11470), (5254, 11005), (5735, 10082)]