87560440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 220248000

約数和(自身を除く): 132687560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 121, 158, 220, 229, 242, 316, 395, 440, 458, 484, 605, 632, 790, 869, 916, 968, 1145, 1210, 1580, 1738, 1832, 2290, 2420, 2519, 3160, 3476, 4345, 4580, 4840, 5038, 6952, 8690, 9160, 9559, 10076, 12595, 17380, 18091, 19118, 20152, 25190, 27709, 34760, 36182, 38236, 47795, 50380, 55418, 72364, 76472, 90455, 95590, 100760, 110836, 138545, 144728, 180910, 191180, 199001, 221672, 277090, 361820, 382360, 398002, 554180, 723640, 796004, 995005, 1108360, 1592008, 1990010, 2189011, 3980020, 4378022, 7960040, 8756044, 10945055, 17512088, 21890110, 43780220, 87560440]

約数ペア:

[(1, 87560440), (2, 43780220), (4, 21890110), (5, 17512088), (8, 10945055), (10, 8756044), (11, 7960040), (20, 4378022), (22, 3980020), (40, 2189011), (44, 1990010), (55, 1592008), (79, 1108360), (88, 995005), (110, 796004), (121, 723640), (158, 554180), (220, 398002), (229, 382360), (242, 361820), (316, 277090), (395, 221672), (440, 199001), (458, 191180), (484, 180910), (605, 144728), (632, 138545), (790, 110836), (869, 100760), (916, 95590), (968, 90455), (1145, 76472), (1210, 72364), (1580, 55418), (1738, 50380), (1832, 47795), (2290, 38236), (2420, 36182), (2519, 34760), (3160, 27709), (3476, 25190), (4345, 20152), (4580, 19118), (4840, 18091), (5038, 17380), (6952, 12595), (8690, 10076), (9160, 9559)]