83128520

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{13763}}^1$

素因数の和:13925

約数の個数: 32

約数和(自身を含む): 188291520

約数和(自身を除く): 105163000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 13763, 27526, 55052, 68815, 110104, 137630, 275260, 550520, 2078213, 4156426, 8312852, 10391065, 16625704, 20782130, 41564260, 83128520]

約数ペア:

[(1, 83128520), (2, 41564260), (4, 20782130), (5, 16625704), (8, 10391065), (10, 8312852), (20, 4156426), (40, 2078213), (151, 550520), (302, 275260), (604, 137630), (755, 110104), (1208, 68815), (1510, 55052), (3020, 27526), (6040, 13763)]