82530280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{294751}}^1$

素因数の和:294769

約数の個数: 32

約数和(自身を含む): 212221440

約数和(自身を除く): 129691160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 294751, 589502, 1179004, 1473755, 2063257, 2358008, 2947510, 4126514, 5895020, 8253028, 10316285, 11790040, 16506056, 20632570, 41265140, 82530280]

約数ペア:

[(1, 82530280), (2, 41265140), (4, 20632570), (5, 16506056), (7, 11790040), (8, 10316285), (10, 8253028), (14, 5895020), (20, 4126514), (28, 2947510), (35, 2358008), (40, 2063257), (56, 1473755), (70, 1179004), (140, 589502), (280, 294751)]