77784590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1949}}^1$

素因数の和:2276

約数の個数: 32

約数和(自身を含む): 151351200

約数和(自身を除く): 73566610

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 307, 614, 1535, 1949, 3070, 3898, 3991, 7982, 9745, 19490, 19955, 25337, 39910, 50674, 126685, 253370, 598343, 1196686, 2991715, 5983430, 7778459, 15556918, 38892295, 77784590]

約数ペア:

[(1, 77784590), (2, 38892295), (5, 15556918), (10, 7778459), (13, 5983430), (26, 2991715), (65, 1196686), (130, 598343), (307, 253370), (614, 126685), (1535, 50674), (1949, 39910), (3070, 25337), (3898, 19955), (3991, 19490), (7982, 9745)]