7648486575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2011}}^1$

素因数の和:2217

約数の個数: 96

約数和(自身を含む): 14190877440

約数和(自身を除く): 6542390865

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 157, 255, 285, 323, 425, 471, 475, 785, 969, 1275, 1425, 1615, 2011, 2355, 2669, 2983, 3925, 4845, 6033, 8007, 8075, 8949, 10055, 11775, 13345, 14915, 24225, 30165, 34187, 38209, 40035, 44745, 50275, 50711, 66725, 74575, 102561, 114627, 150825, 152133, 170935, 191045, 200175, 223725, 253555, 315727, 512805, 573135, 649553, 760665, 854675, 947181, 955225, 1267775, 1578635, 1948659, 2564025, 2865675, 3247765, 3803325, 4735905, 5367359, 5998813, 7893175, 9743295, 16102077, 16238825, 17996439, 23679525, 26836795, 29994065, 48716475, 80510385, 89982195, 101979821, 134183975, 149970325, 305939463, 402551925, 449910975, 509899105, 1529697315, 2549495525, 7648486575]

約数ペア:

[(1, 7648486575), (3, 2549495525), (5, 1529697315), (15, 509899105), (17, 449910975), (19, 402551925), (25, 305939463), (51, 149970325), (57, 134183975), (75, 101979821), (85, 89982195), (95, 80510385), (157, 48716475), (255, 29994065), (285, 26836795), (323, 23679525), (425, 17996439), (471, 16238825), (475, 16102077), (785, 9743295), (969, 7893175), (1275, 5998813), (1425, 5367359), (1615, 4735905), (2011, 3803325), (2355, 3247765), (2669, 2865675), (2983, 2564025), (3925, 1948659), (4845, 1578635), (6033, 1267775), (8007, 955225), (8075, 947181), (8949, 854675), (10055, 760665), (11775, 649553), (13345, 573135), (14915, 512805), (24225, 315727), (30165, 253555), (34187, 223725), (38209, 200175), (40035, 191045), (44745, 170935), (50275, 152133), (50711, 150825), (66725, 114627), (74575, 102561)]