80530360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:341

約数の個数: 128

約数和(自身を含む): 211507200

約数和(自身を除く): 130976840

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 23, 34, 38, 40, 46, 68, 76, 85, 92, 95, 115, 136, 152, 170, 184, 190, 230, 271, 323, 340, 380, 391, 437, 460, 542, 646, 680, 760, 782, 874, 920, 1084, 1292, 1355, 1564, 1615, 1748, 1955, 2168, 2185, 2584, 2710, 3128, 3230, 3496, 3910, 4370, 4607, 5149, 5420, 6233, 6460, 7429, 7820, 8740, 9214, 10298, 10840, 12466, 12920, 14858, 15640, 17480, 18428, 20596, 23035, 24932, 25745, 29716, 31165, 36856, 37145, 41192, 46070, 49864, 51490, 59432, 62330, 74290, 87533, 92140, 102980, 105961, 118427, 124660, 148580, 175066, 184280, 205960, 211922, 236854, 249320, 297160, 350132, 423844, 437665, 473708, 529805, 592135, 700264, 847688, 875330, 947416, 1059610, 1184270, 1750660, 2013259, 2119220, 2368540, 3501320, 4026518, 4238440, 4737080, 8053036, 10066295, 16106072, 20132590, 40265180, 80530360]

約数ペア:

[(1, 80530360), (2, 40265180), (4, 20132590), (5, 16106072), (8, 10066295), (10, 8053036), (17, 4737080), (19, 4238440), (20, 4026518), (23, 3501320), (34, 2368540), (38, 2119220), (40, 2013259), (46, 1750660), (68, 1184270), (76, 1059610), (85, 947416), (92, 875330), (95, 847688), (115, 700264), (136, 592135), (152, 529805), (170, 473708), (184, 437665), (190, 423844), (230, 350132), (271, 297160), (323, 249320), (340, 236854), (380, 211922), (391, 205960), (437, 184280), (460, 175066), (542, 148580), (646, 124660), (680, 118427), (760, 105961), (782, 102980), (874, 92140), (920, 87533), (1084, 74290), (1292, 62330), (1355, 59432), (1564, 51490), (1615, 49864), (1748, 46070), (1955, 41192), (2168, 37145), (2185, 36856), (2584, 31165), (2710, 29716), (3128, 25745), (3230, 24932), (3496, 23035), (3910, 20596), (4370, 18428), (4607, 17480), (5149, 15640), (5420, 14858), (6233, 12920), (6460, 12466), (7429, 10840), (7820, 10298), (8740, 9214)]