89902330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{18089}}^1$

素因数の和:18174

約数の個数: 32

約数和(自身を含む): 187557120

約数和(自身を除く): 97654790

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 18089, 36178, 90445, 126623, 180890, 253246, 633115, 1266230, 1284319, 2568638, 6421595, 8990233, 12843190, 17980466, 44951165, 89902330]

約数ペア:

[(1, 89902330), (2, 44951165), (5, 17980466), (7, 12843190), (10, 8990233), (14, 6421595), (35, 2568638), (70, 1284319), (71, 1266230), (142, 633115), (355, 253246), (497, 180890), (710, 126623), (994, 90445), (2485, 36178), (4970, 18089)]