68919725

素因数分解:

$5^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:594

約数の個数: 36

約数和(自身を含む): 100422144

約数和(自身を除く): 31502419

約数列:

[1, 5, 7, 25, 35, 49, 127, 175, 245, 443, 635, 889, 1225, 2215, 3101, 3175, 4445, 6223, 11075, 15505, 21707, 22225, 31115, 56261, 77525, 108535, 155575, 281305, 393827, 542675, 1406525, 1969135, 2756789, 9845675, 13783945, 68919725]

約数ペア:

[(1, 68919725), (5, 13783945), (7, 9845675), (25, 2756789), (35, 1969135), (49, 1406525), (127, 542675), (175, 393827), (245, 281305), (443, 155575), (635, 108535), (889, 77525), (1225, 56261), (2215, 31115), (3101, 22225), (3175, 21707), (4445, 15505), (6223, 11075)]