40815385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{859}}^1$

素因数の和:937

約数の個数: 32

約数和(自身を含む): 57214080

約数和(自身を除く): 16398695

約数列:

[1, 5, 13, 17, 43, 65, 85, 215, 221, 559, 731, 859, 1105, 2795, 3655, 4295, 9503, 11167, 14603, 36937, 47515, 55835, 73015, 184685, 189839, 480181, 627929, 949195, 2400905, 3139645, 8163077, 40815385]

約数ペア:

[(1, 40815385), (5, 8163077), (13, 3139645), (17, 2400905), (43, 949195), (65, 627929), (85, 480181), (215, 189839), (221, 184685), (559, 73015), (731, 55835), (859, 47515), (1105, 36937), (2795, 14603), (3655, 11167), (4295, 9503)]