81500510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89561}}^1$

素因数の和:89588

約数の個数: 32

約数和(自身を含む): 180556992

約数和(自身を除く): 99056482

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 89561, 179122, 447805, 626927, 895610, 1164293, 1253854, 2328586, 3134635, 5821465, 6269270, 8150051, 11642930, 16300102, 40750255, 81500510]

約数ペア:

[(1, 81500510), (2, 40750255), (5, 16300102), (7, 11642930), (10, 8150051), (13, 6269270), (14, 5821465), (26, 3134635), (35, 2328586), (65, 1253854), (70, 1164293), (91, 895610), (130, 626927), (182, 447805), (455, 179122), (910, 89561)]