85966640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2459}}^1$

素因数の和:2514

約数の個数: 80

約数和(自身を含む): 219628800

約数和(自身を除く): 133662160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1520, 1748, 1840, 2185, 2459, 3496, 4370, 4918, 6992, 8740, 9836, 12295, 17480, 19672, 24590, 34960, 39344, 46721, 49180, 56557, 93442, 98360, 113114, 186884, 196720, 226228, 233605, 282785, 373768, 452456, 467210, 565570, 747536, 904912, 934420, 1074583, 1131140, 1868840, 2149166, 2262280, 3737680, 4298332, 4524560, 5372915, 8596664, 10745830, 17193328, 21491660, 42983320, 85966640]

約数ペア:

[(1, 85966640), (2, 42983320), (4, 21491660), (5, 17193328), (8, 10745830), (10, 8596664), (16, 5372915), (19, 4524560), (20, 4298332), (23, 3737680), (38, 2262280), (40, 2149166), (46, 1868840), (76, 1131140), (80, 1074583), (92, 934420), (95, 904912), (115, 747536), (152, 565570), (184, 467210), (190, 452456), (230, 373768), (304, 282785), (368, 233605), (380, 226228), (437, 196720), (460, 186884), (760, 113114), (874, 98360), (920, 93442), (1520, 56557), (1748, 49180), (1840, 46721), (2185, 39344), (2459, 34960), (3496, 24590), (4370, 19672), (4918, 17480), (6992, 12295), (8740, 9836)]