80381505

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1\times {\mathrm{233}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 130965120

約数和(自身を除く): 50583615

約数列:

[1, 3, 5, 15, 109, 211, 233, 327, 545, 633, 699, 1055, 1165, 1635, 3165, 3495, 22999, 25397, 49163, 68997, 76191, 114995, 126985, 147489, 245815, 344985, 380955, 737445, 5358767, 16076301, 26793835, 80381505]

約数ペア:

[(1, 80381505), (3, 26793835), (5, 16076301), (15, 5358767), (109, 737445), (211, 380955), (233, 344985), (327, 245815), (545, 147489), (633, 126985), (699, 114995), (1055, 76191), (1165, 68997), (1635, 49163), (3165, 25397), (3495, 22999)]