85115212

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:471

約数の個数: 96

約数和(自身を含む): 199700480

約数和(自身を除く): 114585268

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 52, 62, 76, 91, 124, 133, 182, 217, 247, 266, 364, 397, 403, 434, 494, 532, 589, 794, 806, 868, 988, 1178, 1588, 1612, 1729, 2356, 2779, 2821, 3458, 4123, 5161, 5558, 5642, 6916, 7543, 7657, 8246, 10322, 11116, 11284, 12307, 15086, 15314, 16492, 20644, 24614, 30172, 30628, 36127, 49228, 52801, 53599, 72254, 86149, 98059, 105602, 107198, 144508, 159991, 172298, 196118, 211204, 214396, 233833, 319982, 344596, 392236, 467666, 639964, 686413, 935332, 1119937, 1372826, 1636831, 2239874, 2745652, 3039829, 3273662, 4479748, 6079658, 6547324, 12159316, 21278803, 42557606, 85115212]

約数ペア:

[(1, 85115212), (2, 42557606), (4, 21278803), (7, 12159316), (13, 6547324), (14, 6079658), (19, 4479748), (26, 3273662), (28, 3039829), (31, 2745652), (38, 2239874), (52, 1636831), (62, 1372826), (76, 1119937), (91, 935332), (124, 686413), (133, 639964), (182, 467666), (217, 392236), (247, 344596), (266, 319982), (364, 233833), (397, 214396), (403, 211204), (434, 196118), (494, 172298), (532, 159991), (589, 144508), (794, 107198), (806, 105602), (868, 98059), (988, 86149), (1178, 72254), (1588, 53599), (1612, 52801), (1729, 49228), (2356, 36127), (2779, 30628), (2821, 30172), (3458, 24614), (4123, 20644), (5161, 16492), (5558, 15314), (5642, 15086), (6916, 12307), (7543, 11284), (7657, 11116), (8246, 10322)]