65680160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{347}}^1$

素因数の和:395

約数の個数: 144

約数和(自身を含む): 192580416

約数和(自身を除く): 126900256

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 169, 182, 208, 224, 260, 280, 338, 347, 364, 416, 455, 520, 560, 676, 694, 728, 845, 910, 1040, 1120, 1183, 1352, 1388, 1456, 1690, 1735, 1820, 2080, 2366, 2429, 2704, 2776, 2912, 3380, 3470, 3640, 4511, 4732, 4858, 5408, 5552, 5915, 6760, 6940, 7280, 9022, 9464, 9716, 11104, 11830, 12145, 13520, 13880, 14560, 18044, 18928, 19432, 22555, 23660, 24290, 27040, 27760, 31577, 36088, 37856, 38864, 45110, 47320, 48580, 55520, 58643, 63154, 72176, 77728, 90220, 94640, 97160, 117286, 126308, 144352, 157885, 180440, 189280, 194320, 234572, 252616, 293215, 315770, 360880, 388640, 410501, 469144, 505232, 586430, 631540, 721760, 821002, 938288, 1010464, 1172860, 1263080, 1642004, 1876576, 2052505, 2345720, 2526160, 3284008, 4105010, 4691440, 5052320, 6568016, 8210020, 9382880, 13136032, 16420040, 32840080, 65680160]

約数ペア:

[(1, 65680160), (2, 32840080), (4, 16420040), (5, 13136032), (7, 9382880), (8, 8210020), (10, 6568016), (13, 5052320), (14, 4691440), (16, 4105010), (20, 3284008), (26, 2526160), (28, 2345720), (32, 2052505), (35, 1876576), (40, 1642004), (52, 1263080), (56, 1172860), (65, 1010464), (70, 938288), (80, 821002), (91, 721760), (104, 631540), (112, 586430), (130, 505232), (140, 469144), (160, 410501), (169, 388640), (182, 360880), (208, 315770), (224, 293215), (260, 252616), (280, 234572), (338, 194320), (347, 189280), (364, 180440), (416, 157885), (455, 144352), (520, 126308), (560, 117286), (676, 97160), (694, 94640), (728, 90220), (845, 77728), (910, 72176), (1040, 63154), (1120, 58643), (1183, 55520), (1352, 48580), (1388, 47320), (1456, 45110), (1690, 38864), (1735, 37856), (1820, 36088), (2080, 31577), (2366, 27760), (2429, 27040), (2704, 24290), (2776, 23660), (2912, 22555), (3380, 19432), (3470, 18928), (3640, 18044), (4511, 14560), (4732, 13880), (4858, 13520), (5408, 12145), (5552, 11830), (5915, 11104), (6760, 9716), (6940, 9464), (7280, 9022)]