66579890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{761}}^1$

素因数の和:1454

約数の個数: 32

約数和(自身を含む): 129424176

約数和(自身を除く): 62844286

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 673, 761, 1346, 1522, 3365, 3805, 6730, 7610, 8749, 9893, 17498, 19786, 43745, 49465, 87490, 98930, 512153, 1024306, 2560765, 5121530, 6657989, 13315978, 33289945, 66579890]

約数ペア:

[(1, 66579890), (2, 33289945), (5, 13315978), (10, 6657989), (13, 5121530), (26, 2560765), (65, 1024306), (130, 512153), (673, 98930), (761, 87490), (1346, 49465), (1522, 43745), (3365, 19786), (3805, 17498), (6730, 9893), (7610, 8749)]