40121955

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 74299680

約数和(自身を除く): 34177725

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 179, 255, 293, 537, 765, 879, 895, 1465, 1611, 2637, 2685, 3043, 4395, 4981, 8055, 9129, 13185, 14943, 15215, 24905, 27387, 44829, 45645, 52447, 74715, 136935, 157341, 224145, 262235, 472023, 786705, 891599, 2360115, 2674797, 4457995, 8024391, 13373985, 40121955]

約数ペア:

[(1, 40121955), (3, 13373985), (5, 8024391), (9, 4457995), (15, 2674797), (17, 2360115), (45, 891599), (51, 786705), (85, 472023), (153, 262235), (179, 224145), (255, 157341), (293, 136935), (537, 74715), (765, 52447), (879, 45645), (895, 44829), (1465, 27387), (1611, 24905), (2637, 15215), (2685, 14943), (3043, 13185), (4395, 9129), (4981, 8055)]