15679380925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3643}}^1$

素因数の和:3743

約数の個数: 96

約数和(自身を含む): 23912219520

約数和(自身を除く): 8232838595

約数列:

[1, 5, 13, 17, 19, 25, 41, 65, 85, 95, 205, 221, 247, 323, 325, 425, 475, 533, 697, 779, 1025, 1105, 1235, 1615, 2665, 3485, 3643, 3895, 4199, 5525, 6175, 8075, 9061, 10127, 13243, 13325, 17425, 18215, 19475, 20995, 45305, 47359, 50635, 61931, 66215, 69217, 91075, 104975, 149363, 172159, 226525, 236795, 253175, 309655, 331075, 346085, 746815, 805103, 860795, 899821, 1176689, 1183975, 1548275, 1730425, 1941719, 2539171, 2837897, 3734075, 4025515, 4303975, 4499105, 5883445, 9708595, 12695855, 14189485, 15296957, 20127575, 22495525, 29417225, 33009223, 36892661, 48244249, 48542975, 63479275, 70947425, 76484785, 165046115, 184463305, 241221245, 382423925, 627175237, 825230575, 922316525, 1206106225, 3135876185, 15679380925]

約数ペア:

[(1, 15679380925), (5, 3135876185), (13, 1206106225), (17, 922316525), (19, 825230575), (25, 627175237), (41, 382423925), (65, 241221245), (85, 184463305), (95, 165046115), (205, 76484785), (221, 70947425), (247, 63479275), (323, 48542975), (325, 48244249), (425, 36892661), (475, 33009223), (533, 29417225), (697, 22495525), (779, 20127575), (1025, 15296957), (1105, 14189485), (1235, 12695855), (1615, 9708595), (2665, 5883445), (3485, 4499105), (3643, 4303975), (3895, 4025515), (4199, 3734075), (5525, 2837897), (6175, 2539171), (8075, 1941719), (9061, 1730425), (10127, 1548275), (13243, 1183975), (13325, 1176689), (17425, 899821), (18215, 860795), (19475, 805103), (20995, 746815), (45305, 346085), (47359, 331075), (50635, 309655), (61931, 253175), (66215, 236795), (69217, 226525), (91075, 172159), (104975, 149363)]