20137510015

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{60077}}^1$

素因数の和:60307

約数の個数: 32

約数和(自身を含む): 28249156224

約数和(自身を除く): 8111646209

約数列:

[1, 5, 7, 35, 61, 157, 305, 427, 785, 1099, 2135, 5495, 9577, 47885, 60077, 67039, 300385, 335195, 420539, 2102695, 3664697, 9432089, 18323485, 25652879, 47160445, 66024623, 128264395, 330123115, 575357429, 2876787145, 4027502003, 20137510015]

約数ペア:

[(1, 20137510015), (5, 4027502003), (7, 2876787145), (35, 575357429), (61, 330123115), (157, 128264395), (305, 66024623), (427, 47160445), (785, 25652879), (1099, 18323485), (2135, 9432089), (5495, 3664697), (9577, 2102695), (47885, 420539), (60077, 335195), (67039, 300385)]