51259985

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1721}}^1$

素因数の和:1793

約数の個数: 32

約数和(自身を含む): 75382272

約数和(自身を除く): 24122287

約数列:

[1, 5, 7, 23, 35, 37, 115, 161, 185, 259, 805, 851, 1295, 1721, 4255, 5957, 8605, 12047, 29785, 39583, 60235, 63677, 197915, 277081, 318385, 445739, 1385405, 1464571, 2228695, 7322855, 10251997, 51259985]

約数ペア:

[(1, 51259985), (5, 10251997), (7, 7322855), (23, 2228695), (35, 1464571), (37, 1385405), (115, 445739), (161, 318385), (185, 277081), (259, 197915), (805, 63677), (851, 60235), (1295, 39583), (1721, 29785), (4255, 12047), (5957, 8605)]