85756880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:289

約数の個数: 160

約数和(自身を含む): 239984640

約数和(自身を除く): 154227760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 23, 38, 40, 44, 46, 55, 76, 80, 88, 92, 95, 110, 115, 152, 176, 184, 190, 209, 220, 223, 230, 253, 304, 368, 380, 418, 437, 440, 446, 460, 506, 760, 836, 874, 880, 892, 920, 1012, 1045, 1115, 1265, 1520, 1672, 1748, 1784, 1840, 2024, 2090, 2185, 2230, 2453, 2530, 3344, 3496, 3568, 4048, 4180, 4237, 4370, 4460, 4807, 4906, 5060, 5129, 6992, 8360, 8474, 8740, 8920, 9614, 9812, 10120, 10258, 12265, 16720, 16948, 17480, 17840, 19228, 19624, 20240, 20516, 21185, 24035, 24530, 25645, 33896, 34960, 38456, 39248, 41032, 42370, 46607, 48070, 49060, 51290, 56419, 67792, 76912, 82064, 84740, 93214, 96140, 97451, 98120, 102580, 112838, 169480, 186428, 192280, 194902, 196240, 205160, 225676, 233035, 282095, 338960, 372856, 384560, 389804, 410320, 451352, 466070, 487255, 564190, 745712, 779608, 902704, 932140, 974510, 1071961, 1128380, 1559216, 1864280, 1949020, 2143922, 2256760, 3728560, 3898040, 4287844, 4513520, 5359805, 7796080, 8575688, 10719610, 17151376, 21439220, 42878440, 85756880]

約数ペア:

[(1, 85756880), (2, 42878440), (4, 21439220), (5, 17151376), (8, 10719610), (10, 8575688), (11, 7796080), (16, 5359805), (19, 4513520), (20, 4287844), (22, 3898040), (23, 3728560), (38, 2256760), (40, 2143922), (44, 1949020), (46, 1864280), (55, 1559216), (76, 1128380), (80, 1071961), (88, 974510), (92, 932140), (95, 902704), (110, 779608), (115, 745712), (152, 564190), (176, 487255), (184, 466070), (190, 451352), (209, 410320), (220, 389804), (223, 384560), (230, 372856), (253, 338960), (304, 282095), (368, 233035), (380, 225676), (418, 205160), (437, 196240), (440, 194902), (446, 192280), (460, 186428), (506, 169480), (760, 112838), (836, 102580), (874, 98120), (880, 97451), (892, 96140), (920, 93214), (1012, 84740), (1045, 82064), (1115, 76912), (1265, 67792), (1520, 56419), (1672, 51290), (1748, 49060), (1784, 48070), (1840, 46607), (2024, 42370), (2090, 41032), (2185, 39248), (2230, 38456), (2453, 34960), (2530, 33896), (3344, 25645), (3496, 24530), (3568, 24035), (4048, 21185), (4180, 20516), (4237, 20240), (4370, 19624), (4460, 19228), (4807, 17840), (4906, 17480), (5060, 16948), (5129, 16720), (6992, 12265), (8360, 10258), (8474, 10120), (8740, 9812), (8920, 9614)]