72684340090

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{13950929}}^1$

素因数の和:13951457

約数の個数: 16

約数和(自身を含む): 131082938280

約数和(自身を除く): 58398598190

約数列:

[1, 2, 5, 10, 521, 1042, 2605, 5210, 13950929, 27901858, 69754645, 139509290, 7268434009, 14536868018, 36342170045, 72684340090]

約数ペア:

[(1, 72684340090), (2, 36342170045), (5, 14536868018), (10, 7268434009), (521, 139509290), (1042, 69754645), (2605, 27901858), (5210, 13950929)]