65803820

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{6701}}^1$

素因数の和:7201

約数の個数: 24

約数和(自身を含む): 138490128

約数和(自身を除く): 72686308

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 6701, 9820, 13402, 26804, 33505, 67010, 134020, 3290191, 6580382, 13160764, 16450955, 32901910, 65803820]

約数ペア:

[(1, 65803820), (2, 32901910), (4, 16450955), (5, 13160764), (10, 6580382), (20, 3290191), (491, 134020), (982, 67010), (1964, 33505), (2455, 26804), (4910, 13402), (6701, 9820)]