68797900

素因数分解:

$2^2\times 5^2\times {\mathrm{443}}^1\times {\mathrm{1553}}^1$

素因数の和:2010

約数の個数: 36

約数和(自身を含む): 149724792

約数和(自身を除く): 80926892

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 443, 886, 1553, 1772, 2215, 3106, 4430, 6212, 7765, 8860, 11075, 15530, 22150, 31060, 38825, 44300, 77650, 155300, 687979, 1375958, 2751916, 3439895, 6879790, 13759580, 17199475, 34398950, 68797900]

約数ペア:

[(1, 68797900), (2, 34398950), (4, 17199475), (5, 13759580), (10, 6879790), (20, 3439895), (25, 2751916), (50, 1375958), (100, 687979), (443, 155300), (886, 77650), (1553, 44300), (1772, 38825), (2215, 31060), (3106, 22150), (4430, 15530), (6212, 11075), (7765, 8860)]