25960275

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:661

約数の個数: 72

約数和(自身を含む): 53795664

約数和(自身を除く): 27835389

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 33, 45, 51, 55, 75, 85, 99, 153, 165, 187, 225, 255, 275, 425, 495, 561, 617, 765, 825, 935, 1275, 1683, 1851, 2475, 2805, 3085, 3825, 4675, 5553, 6787, 8415, 9255, 10489, 14025, 15425, 20361, 27765, 31467, 33935, 42075, 46275, 52445, 61083, 94401, 101805, 115379, 138825, 157335, 169675, 262225, 305415, 346137, 472005, 509025, 576895, 786675, 1038411, 1527075, 1730685, 2360025, 2884475, 5192055, 8653425, 25960275]

約数ペア:

[(1, 25960275), (3, 8653425), (5, 5192055), (9, 2884475), (11, 2360025), (15, 1730685), (17, 1527075), (25, 1038411), (33, 786675), (45, 576895), (51, 509025), (55, 472005), (75, 346137), (85, 305415), (99, 262225), (153, 169675), (165, 157335), (187, 138825), (225, 115379), (255, 101805), (275, 94401), (425, 61083), (495, 52445), (561, 46275), (617, 42075), (765, 33935), (825, 31467), (935, 27765), (1275, 20361), (1683, 15425), (1851, 14025), (2475, 10489), (2805, 9255), (3085, 8415), (3825, 6787), (4675, 5553)]