13037675

素因数分解:

$5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:420

約数の個数: 36

約数和(自身を含む): 19507680

約数和(自身を除く): 6470005

約数列:

[1, 5, 7, 25, 29, 35, 49, 145, 175, 203, 245, 367, 725, 1015, 1225, 1421, 1835, 2569, 5075, 7105, 9175, 10643, 12845, 17983, 35525, 53215, 64225, 74501, 89915, 266075, 372505, 449575, 521507, 1862525, 2607535, 13037675]

約数ペア:

[(1, 13037675), (5, 2607535), (7, 1862525), (25, 521507), (29, 449575), (35, 372505), (49, 266075), (145, 89915), (175, 74501), (203, 64225), (245, 53215), (367, 35525), (725, 17983), (1015, 12845), (1225, 10643), (1421, 9175), (1835, 7105), (2569, 5075)]