87111675

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 194987520

約数和(自身を除く): 107875845

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 41, 45, 57, 63, 71, 75, 95, 105, 123, 133, 171, 175, 205, 213, 225, 285, 287, 315, 355, 369, 399, 475, 497, 525, 615, 639, 665, 779, 855, 861, 1025, 1065, 1197, 1349, 1425, 1435, 1491, 1575, 1775, 1845, 1995, 2337, 2485, 2583, 2911, 3075, 3195, 3325, 3895, 4047, 4275, 4305, 4473, 5325, 5453, 5985, 6745, 7011, 7175, 7455, 8733, 9225, 9443, 9975, 11685, 12141, 12425, 12915, 14555, 15975, 16359, 19475, 20235, 20377, 21525, 22365, 26199, 27265, 28329, 29925, 33725, 35055, 37275, 43665, 47215, 49077, 55309, 58425, 60705, 61131, 64575, 72775, 81795, 84987, 101175, 101885, 111825, 130995, 136325, 141645, 165927, 175275, 183393, 218325, 236075, 245385, 276545, 303525, 305655, 387163, 408975, 424935, 497781, 509425, 654975, 708225, 829635, 916965, 1161489, 1226925, 1382725, 1528275, 1935815, 2124675, 2488905, 3484467, 4148175, 4584825, 5807445, 9679075, 12444525, 17422335, 29037225, 87111675]

約数ペア:

[(1, 87111675), (3, 29037225), (5, 17422335), (7, 12444525), (9, 9679075), (15, 5807445), (19, 4584825), (21, 4148175), (25, 3484467), (35, 2488905), (41, 2124675), (45, 1935815), (57, 1528275), (63, 1382725), (71, 1226925), (75, 1161489), (95, 916965), (105, 829635), (123, 708225), (133, 654975), (171, 509425), (175, 497781), (205, 424935), (213, 408975), (225, 387163), (285, 305655), (287, 303525), (315, 276545), (355, 245385), (369, 236075), (399, 218325), (475, 183393), (497, 175275), (525, 165927), (615, 141645), (639, 136325), (665, 130995), (779, 111825), (855, 101885), (861, 101175), (1025, 84987), (1065, 81795), (1197, 72775), (1349, 64575), (1425, 61131), (1435, 60705), (1491, 58425), (1575, 55309), (1775, 49077), (1845, 47215), (1995, 43665), (2337, 37275), (2485, 35055), (2583, 33725), (2911, 29925), (3075, 28329), (3195, 27265), (3325, 26199), (3895, 22365), (4047, 21525), (4275, 20377), (4305, 20235), (4473, 19475), (5325, 16359), (5453, 15975), (5985, 14555), (6745, 12915), (7011, 12425), (7175, 12141), (7455, 11685), (8733, 9975), (9225, 9443)]