87071775

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:118

約数の個数: 144

約数和(自身を含む): 186595200

約数和(自身を除く): 99523425

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 29, 35, 43, 49, 57, 75, 87, 95, 105, 129, 133, 145, 147, 175, 203, 215, 245, 285, 301, 399, 435, 475, 525, 551, 609, 645, 665, 725, 735, 817, 903, 931, 1015, 1075, 1225, 1247, 1421, 1425, 1505, 1653, 1995, 2107, 2175, 2451, 2755, 2793, 3045, 3225, 3325, 3675, 3741, 3857, 4085, 4263, 4515, 4655, 5075, 5719, 6235, 6321, 7105, 7525, 8265, 8729, 9975, 10535, 11571, 12255, 13775, 13965, 15225, 17157, 18705, 19285, 20425, 21315, 22575, 23275, 23693, 26187, 26999, 28595, 31175, 31605, 35525, 40033, 41325, 43645, 52675, 57855, 61103, 61275, 69825, 71079, 80997, 85785, 93525, 96425, 106575, 118465, 120099, 130935, 134995, 142975, 158025, 165851, 183309, 200165, 218225, 289275, 305515, 355395, 404985, 428925, 497553, 592325, 600495, 654675, 674975, 829255, 916545, 1000825, 1160957, 1527575, 1776975, 2024925, 2487765, 3002475, 3482871, 4146275, 4582725, 5804785, 12438825, 17414355, 29023925, 87071775]

約数ペア:

[(1, 87071775), (3, 29023925), (5, 17414355), (7, 12438825), (15, 5804785), (19, 4582725), (21, 4146275), (25, 3482871), (29, 3002475), (35, 2487765), (43, 2024925), (49, 1776975), (57, 1527575), (75, 1160957), (87, 1000825), (95, 916545), (105, 829255), (129, 674975), (133, 654675), (145, 600495), (147, 592325), (175, 497553), (203, 428925), (215, 404985), (245, 355395), (285, 305515), (301, 289275), (399, 218225), (435, 200165), (475, 183309), (525, 165851), (551, 158025), (609, 142975), (645, 134995), (665, 130935), (725, 120099), (735, 118465), (817, 106575), (903, 96425), (931, 93525), (1015, 85785), (1075, 80997), (1225, 71079), (1247, 69825), (1421, 61275), (1425, 61103), (1505, 57855), (1653, 52675), (1995, 43645), (2107, 41325), (2175, 40033), (2451, 35525), (2755, 31605), (2793, 31175), (3045, 28595), (3225, 26999), (3325, 26187), (3675, 23693), (3741, 23275), (3857, 22575), (4085, 21315), (4263, 20425), (4515, 19285), (4655, 18705), (5075, 17157), (5719, 15225), (6235, 13965), (6321, 13775), (7105, 12255), (7525, 11571), (8265, 10535), (8729, 9975)]