86993920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1307}}^1$

素因数の和:1345

約数の個数: 88

約数和(自身を含む): 224907984

約数和(自身を除く): 137914064

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1307, 1664, 2080, 2560, 2614, 3328, 4160, 5120, 5228, 6535, 6656, 8320, 10456, 13070, 13312, 16640, 16991, 20912, 26140, 33280, 33982, 41824, 52280, 66560, 67964, 83648, 84955, 104560, 135928, 167296, 169910, 209120, 271856, 334592, 339820, 418240, 543712, 669184, 679640, 836480, 1087424, 1338368, 1359280, 1672960, 2174848, 2718560, 3345920, 4349696, 5437120, 6691840, 8699392, 10874240, 17398784, 21748480, 43496960, 86993920]

約数ペア:

[(1, 86993920), (2, 43496960), (4, 21748480), (5, 17398784), (8, 10874240), (10, 8699392), (13, 6691840), (16, 5437120), (20, 4349696), (26, 3345920), (32, 2718560), (40, 2174848), (52, 1672960), (64, 1359280), (65, 1338368), (80, 1087424), (104, 836480), (128, 679640), (130, 669184), (160, 543712), (208, 418240), (256, 339820), (260, 334592), (320, 271856), (416, 209120), (512, 169910), (520, 167296), (640, 135928), (832, 104560), (1024, 84955), (1040, 83648), (1280, 67964), (1307, 66560), (1664, 52280), (2080, 41824), (2560, 33982), (2614, 33280), (3328, 26140), (4160, 20912), (5120, 16991), (5228, 16640), (6535, 13312), (6656, 13070), (8320, 10456)]