68543840

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 169011360

約数和(自身を除く): 100467520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 59, 80, 106, 118, 137, 160, 212, 236, 265, 274, 295, 424, 472, 530, 548, 590, 685, 848, 944, 1060, 1096, 1180, 1370, 1696, 1888, 2120, 2192, 2360, 2740, 3127, 4240, 4384, 4720, 5480, 6254, 7261, 8083, 8480, 9440, 10960, 12508, 14522, 15635, 16166, 21920, 25016, 29044, 31270, 32332, 36305, 40415, 50032, 58088, 62540, 64664, 72610, 80830, 100064, 116176, 125080, 129328, 145220, 161660, 232352, 250160, 258656, 290440, 323320, 428399, 500320, 580880, 646640, 856798, 1161760, 1293280, 1713596, 2141995, 3427192, 4283990, 6854384, 8567980, 13708768, 17135960, 34271920, 68543840]

約数ペア:

[(1, 68543840), (2, 34271920), (4, 17135960), (5, 13708768), (8, 8567980), (10, 6854384), (16, 4283990), (20, 3427192), (32, 2141995), (40, 1713596), (53, 1293280), (59, 1161760), (80, 856798), (106, 646640), (118, 580880), (137, 500320), (160, 428399), (212, 323320), (236, 290440), (265, 258656), (274, 250160), (295, 232352), (424, 161660), (472, 145220), (530, 129328), (548, 125080), (590, 116176), (685, 100064), (848, 80830), (944, 72610), (1060, 64664), (1096, 62540), (1180, 58088), (1370, 50032), (1696, 40415), (1888, 36305), (2120, 32332), (2192, 31270), (2360, 29044), (2740, 25016), (3127, 21920), (4240, 16166), (4384, 15635), (4720, 14522), (5480, 12508), (6254, 10960), (7261, 9440), (8083, 8480)]