65318175

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 127689744

約数和(自身を除く): 62371569

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 137, 163, 195, 225, 325, 411, 489, 585, 685, 815, 975, 1233, 1467, 1781, 2055, 2119, 2445, 2925, 3425, 4075, 5343, 6165, 6357, 7335, 8905, 10275, 10595, 12225, 16029, 19071, 22331, 26715, 30825, 31785, 36675, 44525, 52975, 66993, 80145, 95355, 111655, 133575, 158925, 200979, 290303, 334965, 400725, 476775, 558275, 870909, 1004895, 1451515, 1674825, 2612727, 4354545, 5024475, 7257575, 13063635, 21772725, 65318175]

約数ペア:

[(1, 65318175), (3, 21772725), (5, 13063635), (9, 7257575), (13, 5024475), (15, 4354545), (25, 2612727), (39, 1674825), (45, 1451515), (65, 1004895), (75, 870909), (117, 558275), (137, 476775), (163, 400725), (195, 334965), (225, 290303), (325, 200979), (411, 158925), (489, 133575), (585, 111655), (685, 95355), (815, 80145), (975, 66993), (1233, 52975), (1467, 44525), (1781, 36675), (2055, 31785), (2119, 30825), (2445, 26715), (2925, 22331), (3425, 19071), (4075, 16029), (5343, 12225), (6165, 10595), (6357, 10275), (7335, 8905)]