161419900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43627}}^1$

素因数の和:43678

約数の個数: 36

約数和(自身を含む): 359756488

約数和(自身を除く): 198336588

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 740, 925, 1850, 3700, 43627, 87254, 174508, 218135, 436270, 872540, 1090675, 1614199, 2181350, 3228398, 4362700, 6456796, 8070995, 16141990, 32283980, 40354975, 80709950, 161419900]

約数ペア:

[(1, 161419900), (2, 80709950), (4, 40354975), (5, 32283980), (10, 16141990), (20, 8070995), (25, 6456796), (37, 4362700), (50, 3228398), (74, 2181350), (100, 1614199), (148, 1090675), (185, 872540), (370, 436270), (740, 218135), (925, 174508), (1850, 87254), (3700, 43627)]