161800450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{66041}}^1$

素因数の和:66067

約数の個数: 36

約数和(自身を含む): 350088642

約数和(自身を除く): 188288192

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 350, 490, 1225, 2450, 66041, 132082, 330205, 462287, 660410, 924574, 1651025, 2311435, 3236009, 3302050, 4622870, 6472018, 11557175, 16180045, 23114350, 32360090, 80900225, 161800450]

約数ペア:

[(1, 161800450), (2, 80900225), (5, 32360090), (7, 23114350), (10, 16180045), (14, 11557175), (25, 6472018), (35, 4622870), (49, 3302050), (50, 3236009), (70, 2311435), (98, 1651025), (175, 924574), (245, 660410), (350, 462287), (490, 330205), (1225, 132082), (2450, 66041)]