68820076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{24971}}^1$

素因数の和:25041

約数の個数: 24

約数和(自身を含む): 132151824

約数和(自身を除く): 63331748

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 24971, 49942, 99884, 324623, 649246, 1298492, 1323463, 2646926, 5293852, 17205019, 34410038, 68820076]

約数ペア:

[(1, 68820076), (2, 34410038), (4, 17205019), (13, 5293852), (26, 2646926), (52, 1323463), (53, 1298492), (106, 649246), (212, 324623), (689, 99884), (1378, 49942), (2756, 24971)]