133760920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{90379}}^1$

素因数の和:90427

約数の個数: 32

約数和(自身を含む): 309099600

約数和(自身を除く): 175338680

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 90379, 180758, 361516, 451895, 723032, 903790, 1807580, 3344023, 3615160, 6688046, 13376092, 16720115, 26752184, 33440230, 66880460, 133760920]

約数ペア:

[(1, 133760920), (2, 66880460), (4, 33440230), (5, 26752184), (8, 16720115), (10, 13376092), (20, 6688046), (37, 3615160), (40, 3344023), (74, 1807580), (148, 903790), (185, 723032), (296, 451895), (370, 361516), (740, 180758), (1480, 90379)]