81306670

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{877}}^1$

素因数の和:1084

約数の個数: 32

約数和(自身を含む): 149695488

約数和(自身を除く): 68388818

約数列:

[1, 2, 5, 10, 73, 127, 146, 254, 365, 635, 730, 877, 1270, 1754, 4385, 8770, 9271, 18542, 46355, 64021, 92710, 111379, 128042, 222758, 320105, 556895, 640210, 1113790, 8130667, 16261334, 40653335, 81306670]

約数ペア:

[(1, 81306670), (2, 40653335), (5, 16261334), (10, 8130667), (73, 1113790), (127, 640210), (146, 556895), (254, 320105), (365, 222758), (635, 128042), (730, 111379), (877, 92710), (1270, 64021), (1754, 46355), (4385, 18542), (8770, 9271)]