68260868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1009}}^1\times {\mathrm{1301}}^1$

素因数の和:2327

約数の個数: 24

約数和(自身を含む): 128871960

約数和(自身を除く): 60611092

約数列:

[1, 2, 4, 13, 26, 52, 1009, 1301, 2018, 2602, 4036, 5204, 13117, 16913, 26234, 33826, 52468, 67652, 1312709, 2625418, 5250836, 17065217, 34130434, 68260868]

約数ペア:

[(1, 68260868), (2, 34130434), (4, 17065217), (13, 5250836), (26, 2625418), (52, 1312709), (1009, 67652), (1301, 52468), (2018, 33826), (2602, 26234), (4036, 16913), (5204, 13117)]