102100040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{364643}}^1$

素因数の和:364661

約数の個数: 32

約数和(自身を含む): 262543680

約数和(自身を除く): 160443640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 364643, 729286, 1458572, 1823215, 2552501, 2917144, 3646430, 5105002, 7292860, 10210004, 12762505, 14585720, 20420008, 25525010, 51050020, 102100040]

約数ペア:

[(1, 102100040), (2, 51050020), (4, 25525010), (5, 20420008), (7, 14585720), (8, 12762505), (10, 10210004), (14, 7292860), (20, 5105002), (28, 3646430), (35, 2917144), (40, 2552501), (56, 1823215), (70, 1458572), (140, 729286), (280, 364643)]