81155410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{2143}}^1$

素因数の和:2698

約数の個数: 32

約数和(自身を含む): 167334912

約数和(自身を除く): 86179502

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 541, 1082, 2143, 2705, 3787, 4286, 5410, 7574, 10715, 15001, 18935, 21430, 30002, 37870, 75005, 150010, 1159363, 2318726, 5796815, 8115541, 11593630, 16231082, 40577705, 81155410]

約数ペア:

[(1, 81155410), (2, 40577705), (5, 16231082), (7, 11593630), (10, 8115541), (14, 5796815), (35, 2318726), (70, 1159363), (541, 150010), (1082, 75005), (2143, 37870), (2705, 30002), (3787, 21430), (4286, 18935), (5410, 15001), (7574, 10715)]