1556364025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{641}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 2127921840

約数和(自身を除く): 571557815

約数列:

[1, 5, 17, 25, 29, 85, 145, 197, 425, 493, 641, 725, 985, 2465, 3205, 3349, 4925, 5713, 10897, 12325, 16025, 16745, 18589, 28565, 54485, 83725, 92945, 97121, 126277, 142825, 272425, 316013, 464725, 485605, 631385, 1580065, 2146709, 2428025, 3156925, 3662033, 7900325, 10733545, 18310165, 53667725, 62254561, 91550825, 311272805, 1556364025]

約数ペア:

[(1, 1556364025), (5, 311272805), (17, 91550825), (25, 62254561), (29, 53667725), (85, 18310165), (145, 10733545), (197, 7900325), (425, 3662033), (493, 3156925), (641, 2428025), (725, 2146709), (985, 1580065), (2465, 631385), (3205, 485605), (3349, 464725), (4925, 316013), (5713, 272425), (10897, 142825), (12325, 126277), (16025, 97121), (16745, 92945), (18589, 83725), (28565, 54485)]