101021720

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{5701}}^1$

素因数の和:6155

約数の個数: 32

約数和(自身を含む): 227851920

約数和(自身を除く): 126830200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4430, 5701, 8860, 11402, 17720, 22804, 28505, 45608, 57010, 114020, 228040, 2525543, 5051086, 10102172, 12627715, 20204344, 25255430, 50510860, 101021720]

約数ペア:

[(1, 101021720), (2, 50510860), (4, 25255430), (5, 20204344), (8, 12627715), (10, 10102172), (20, 5051086), (40, 2525543), (443, 228040), (886, 114020), (1772, 57010), (2215, 45608), (3544, 28505), (4430, 22804), (5701, 17720), (8860, 11402)]