68905135

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 92473920

約数和(自身を除く): 23568785

約数列:

[1, 5, 13, 43, 65, 89, 215, 277, 445, 559, 1157, 1385, 2795, 3601, 3827, 5785, 11911, 18005, 19135, 24653, 49751, 59555, 123265, 154843, 248755, 320489, 774215, 1060079, 1602445, 5300395, 13781027, 68905135]

約数ペア:

[(1, 68905135), (5, 13781027), (13, 5300395), (43, 1602445), (65, 1060079), (89, 774215), (215, 320489), (277, 248755), (445, 154843), (559, 123265), (1157, 59555), (1385, 49751), (2795, 24653), (3601, 19135), (3827, 18005), (5785, 11911)]