66461320

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{24799}}^1$

素因数の和:24877

約数の個数: 32

約数和(自身を含む): 151776000

約数和(自身を除く): 85314680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 24799, 49598, 99196, 123995, 198392, 247990, 495980, 991960, 1661533, 3323066, 6646132, 8307665, 13292264, 16615330, 33230660, 66461320]

約数ペア:

[(1, 66461320), (2, 33230660), (4, 16615330), (5, 13292264), (8, 8307665), (10, 6646132), (20, 3323066), (40, 1661533), (67, 991960), (134, 495980), (268, 247990), (335, 198392), (536, 123995), (670, 99196), (1340, 49598), (2680, 24799)]