80519300

素因数分解:

$2^2\times 5^2\times {\mathrm{353}}^1\times {\mathrm{2281}}^1$

素因数の和:2648

約数の個数: 36

約数和(自身を含む): 175298676

約数和(自身を除く): 94779376

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 353, 706, 1412, 1765, 2281, 3530, 4562, 7060, 8825, 9124, 11405, 17650, 22810, 35300, 45620, 57025, 114050, 228100, 805193, 1610386, 3220772, 4025965, 8051930, 16103860, 20129825, 40259650, 80519300]

約数ペア:

[(1, 80519300), (2, 40259650), (4, 20129825), (5, 16103860), (10, 8051930), (20, 4025965), (25, 3220772), (50, 1610386), (100, 805193), (353, 228100), (706, 114050), (1412, 57025), (1765, 45620), (2281, 35300), (3530, 22810), (4562, 17650), (7060, 11405), (8825, 9124)]