161794165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{541}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 216349056

約数和(自身を除く): 54554891

約数列:

[1, 5, 13, 43, 65, 107, 215, 535, 541, 559, 1391, 2705, 2795, 4601, 6955, 7033, 23005, 23263, 35165, 57887, 59813, 116315, 289435, 299065, 302419, 752531, 1512095, 2489141, 3762655, 12445705, 32358833, 161794165]

約数ペア:

[(1, 161794165), (5, 32358833), (13, 12445705), (43, 3762655), (65, 2489141), (107, 1512095), (215, 752531), (535, 302419), (541, 299065), (559, 289435), (1391, 116315), (2705, 59813), (2795, 57887), (4601, 35165), (6955, 23263), (7033, 23005)]