78836016620

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{39027731}}^1$

素因数の和:39027841

約数の個数: 24

約数和(自身を含む): 167194803888

約数和(自身を除く): 88358787268

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 39027731, 78055462, 156110924, 195138655, 390277310, 780554620, 3941800831, 7883601662, 15767203324, 19709004155, 39418008310, 78836016620]

約数ペア:

[(1, 78836016620), (2, 39418008310), (4, 19709004155), (5, 15767203324), (10, 7883601662), (20, 3941800831), (101, 780554620), (202, 390277310), (404, 195138655), (505, 156110924), (1010, 78055462), (2020, 39027731)]