8900775

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 18280080

約数和(自身を除く): 9379305

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 153, 179, 195, 221, 225, 255, 325, 425, 537, 585, 663, 765, 895, 975, 1105, 1275, 1611, 1989, 2327, 2685, 2925, 3043, 3315, 3825, 4475, 5525, 6981, 8055, 9129, 9945, 11635, 13425, 15215, 16575, 20943, 27387, 34905, 39559, 40275, 45645, 49725, 58175, 76075, 104715, 118677, 136935, 174525, 197795, 228225, 356031, 523575, 593385, 684675, 988975, 1780155, 2966925, 8900775]

約数ペア:

[(1, 8900775), (3, 2966925), (5, 1780155), (9, 988975), (13, 684675), (15, 593385), (17, 523575), (25, 356031), (39, 228225), (45, 197795), (51, 174525), (65, 136935), (75, 118677), (85, 104715), (117, 76075), (153, 58175), (179, 49725), (195, 45645), (221, 40275), (225, 39559), (255, 34905), (325, 27387), (425, 20943), (537, 16575), (585, 15215), (663, 13425), (765, 11635), (895, 9945), (975, 9129), (1105, 8055), (1275, 6981), (1611, 5525), (1989, 4475), (2327, 3825), (2685, 3315), (2925, 3043)]