83085440

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{991}}^1$

素因数の和:1141

約数の個数: 64

約数和(自身を含む): 200344320

約数和(自身を除く): 117258880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 262, 320, 524, 640, 655, 991, 1048, 1310, 1982, 2096, 2620, 3964, 4192, 4955, 5240, 7928, 8384, 9910, 10480, 15856, 16768, 19820, 20960, 31712, 39640, 41920, 63424, 79280, 83840, 126848, 129821, 158560, 259642, 317120, 519284, 634240, 649105, 1038568, 1298210, 2077136, 2596420, 4154272, 5192840, 8308544, 10385680, 16617088, 20771360, 41542720, 83085440]

約数ペア:

[(1, 83085440), (2, 41542720), (4, 20771360), (5, 16617088), (8, 10385680), (10, 8308544), (16, 5192840), (20, 4154272), (32, 2596420), (40, 2077136), (64, 1298210), (80, 1038568), (128, 649105), (131, 634240), (160, 519284), (262, 317120), (320, 259642), (524, 158560), (640, 129821), (655, 126848), (991, 83840), (1048, 79280), (1310, 63424), (1982, 41920), (2096, 39640), (2620, 31712), (3964, 20960), (4192, 19820), (4955, 16768), (5240, 15856), (7928, 10480), (8384, 9910)]