81444810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{38237}}^1$

素因数の和:38318

約数の個数: 32

約数和(自身を含む): 198225792

約数和(自身を除く): 116780982

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 38237, 76474, 114711, 191185, 229422, 382370, 573555, 1147110, 2714827, 5429654, 8144481, 13574135, 16288962, 27148270, 40722405, 81444810]

約数ペア:

[(1, 81444810), (2, 40722405), (3, 27148270), (5, 16288962), (6, 13574135), (10, 8144481), (15, 5429654), (30, 2714827), (71, 1147110), (142, 573555), (213, 382370), (355, 229422), (426, 191185), (710, 114711), (1065, 76474), (2130, 38237)]