80508770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{1181}}^1$

素因数の和:1606

約数の個数: 32

約数和(自身を含む): 153953136

約数和(自身を除く): 73444366

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 401, 802, 1181, 2005, 2362, 4010, 5905, 6817, 11810, 13634, 20077, 34085, 40154, 68170, 100385, 200770, 473581, 947162, 2367905, 4735810, 8050877, 16101754, 40254385, 80508770]

約数ペア:

[(1, 80508770), (2, 40254385), (5, 16101754), (10, 8050877), (17, 4735810), (34, 2367905), (85, 947162), (170, 473581), (401, 200770), (802, 100385), (1181, 68170), (2005, 40154), (2362, 34085), (4010, 20077), (5905, 13634), (6817, 11810)]