66704740

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{62929}}^1$

素因数の和:62991

約数の個数: 24

約数和(自身を含む): 142725240

約数和(自身を除く): 76020500

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 62929, 125858, 251716, 314645, 629290, 1258580, 3335237, 6670474, 13340948, 16676185, 33352370, 66704740]

約数ペア:

[(1, 66704740), (2, 33352370), (4, 16676185), (5, 13340948), (10, 6670474), (20, 3335237), (53, 1258580), (106, 629290), (212, 314645), (265, 251716), (530, 125858), (1060, 62929)]