48921985

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 70076160

約数和(自身を除く): 21154175

約数列:

[1, 5, 7, 29, 35, 145, 157, 203, 307, 785, 1015, 1099, 1535, 2149, 4553, 5495, 8903, 10745, 22765, 31871, 44515, 48199, 62321, 159355, 240995, 311605, 337393, 1397771, 1686965, 6988855, 9784397, 48921985]

約数ペア:

[(1, 48921985), (5, 9784397), (7, 6988855), (29, 1686965), (35, 1397771), (145, 337393), (157, 311605), (203, 240995), (307, 159355), (785, 62321), (1015, 48199), (1099, 44515), (1535, 31871), (2149, 22765), (4553, 10745), (5495, 8903)]