82245680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4919}}^1$

素因数の和:4962

約数の個数: 80

約数和(自身を含む): 219628800

約数和(自身を除く): 137383120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 4919, 8360, 9838, 16720, 19676, 24595, 39352, 49190, 54109, 78704, 93461, 98380, 108218, 186922, 196760, 216436, 270545, 373844, 393520, 432872, 467305, 541090, 747688, 865744, 934610, 1028071, 1082180, 1495376, 1869220, 2056142, 2164360, 3738440, 4112284, 4328720, 5140355, 7476880, 8224568, 10280710, 16449136, 20561420, 41122840, 82245680]

約数ペア:

[(1, 82245680), (2, 41122840), (4, 20561420), (5, 16449136), (8, 10280710), (10, 8224568), (11, 7476880), (16, 5140355), (19, 4328720), (20, 4112284), (22, 3738440), (38, 2164360), (40, 2056142), (44, 1869220), (55, 1495376), (76, 1082180), (80, 1028071), (88, 934610), (95, 865744), (110, 747688), (152, 541090), (176, 467305), (190, 432872), (209, 393520), (220, 373844), (304, 270545), (380, 216436), (418, 196760), (440, 186922), (760, 108218), (836, 98380), (880, 93461), (1045, 78704), (1520, 54109), (1672, 49190), (2090, 39352), (3344, 24595), (4180, 19676), (4919, 16720), (8360, 9838)]