51084560

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 123206400

約数和(自身を除く): 72121840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 79, 80, 118, 137, 158, 236, 274, 295, 316, 395, 472, 548, 590, 632, 685, 790, 944, 1096, 1180, 1264, 1370, 1580, 2192, 2360, 2740, 3160, 4661, 4720, 5480, 6320, 8083, 9322, 10823, 10960, 16166, 18644, 21646, 23305, 32332, 37288, 40415, 43292, 46610, 54115, 64664, 74576, 80830, 86584, 93220, 108230, 129328, 161660, 173168, 186440, 216460, 323320, 372880, 432920, 638557, 646640, 865840, 1277114, 2554228, 3192785, 5108456, 6385570, 10216912, 12771140, 25542280, 51084560]

約数ペア:

[(1, 51084560), (2, 25542280), (4, 12771140), (5, 10216912), (8, 6385570), (10, 5108456), (16, 3192785), (20, 2554228), (40, 1277114), (59, 865840), (79, 646640), (80, 638557), (118, 432920), (137, 372880), (158, 323320), (236, 216460), (274, 186440), (295, 173168), (316, 161660), (395, 129328), (472, 108230), (548, 93220), (590, 86584), (632, 80830), (685, 74576), (790, 64664), (944, 54115), (1096, 46610), (1180, 43292), (1264, 40415), (1370, 37288), (1580, 32332), (2192, 23305), (2360, 21646), (2740, 18644), (3160, 16166), (4661, 10960), (4720, 10823), (5480, 9322), (6320, 8083)]