51580815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 98219520

約数和(自身を除く): 46638705

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 139, 143, 165, 173, 195, 417, 429, 519, 695, 715, 865, 1529, 1807, 1903, 2085, 2145, 2249, 2595, 4587, 5421, 5709, 6747, 7645, 9035, 9515, 11245, 19877, 22935, 24047, 24739, 27105, 28545, 33735, 59631, 72141, 74217, 99385, 120235, 123695, 264517, 298155, 312611, 360705, 371085, 793551, 937833, 1322585, 1563055, 3438721, 3967755, 4689165, 10316163, 17193605, 51580815]

約数ペア:

[(1, 51580815), (3, 17193605), (5, 10316163), (11, 4689165), (13, 3967755), (15, 3438721), (33, 1563055), (39, 1322585), (55, 937833), (65, 793551), (139, 371085), (143, 360705), (165, 312611), (173, 298155), (195, 264517), (417, 123695), (429, 120235), (519, 99385), (695, 74217), (715, 72141), (865, 59631), (1529, 33735), (1807, 28545), (1903, 27105), (2085, 24739), (2145, 24047), (2249, 22935), (2595, 19877), (4587, 11245), (5421, 9515), (5709, 9035), (6747, 7645)]