25408344

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 128

約数和(自身を含む): 73543680

約数和(自身を除く): 48135336

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 37, 39, 52, 62, 71, 74, 78, 93, 104, 111, 124, 142, 148, 156, 186, 213, 222, 248, 284, 296, 312, 372, 403, 426, 444, 481, 568, 744, 806, 852, 888, 923, 962, 1147, 1209, 1443, 1612, 1704, 1846, 1924, 2201, 2294, 2418, 2627, 2769, 2886, 3224, 3441, 3692, 3848, 4402, 4588, 4836, 5254, 5538, 5772, 6603, 6882, 7384, 7881, 8804, 9176, 9672, 10508, 11076, 11544, 13206, 13764, 14911, 15762, 17608, 21016, 22152, 26412, 27528, 28613, 29822, 31524, 34151, 44733, 52824, 57226, 59644, 63048, 68302, 81437, 85839, 89466, 102453, 114452, 119288, 136604, 162874, 171678, 178932, 204906, 228904, 244311, 273208, 325748, 343356, 357864, 409812, 488622, 651496, 686712, 819624, 977244, 1058681, 1954488, 2117362, 3176043, 4234724, 6352086, 8469448, 12704172, 25408344]

約数ペア:

[(1, 25408344), (2, 12704172), (3, 8469448), (4, 6352086), (6, 4234724), (8, 3176043), (12, 2117362), (13, 1954488), (24, 1058681), (26, 977244), (31, 819624), (37, 686712), (39, 651496), (52, 488622), (62, 409812), (71, 357864), (74, 343356), (78, 325748), (93, 273208), (104, 244311), (111, 228904), (124, 204906), (142, 178932), (148, 171678), (156, 162874), (186, 136604), (213, 119288), (222, 114452), (248, 102453), (284, 89466), (296, 85839), (312, 81437), (372, 68302), (403, 63048), (426, 59644), (444, 57226), (481, 52824), (568, 44733), (744, 34151), (806, 31524), (852, 29822), (888, 28613), (923, 27528), (962, 26412), (1147, 22152), (1209, 21016), (1443, 17608), (1612, 15762), (1704, 14911), (1846, 13764), (1924, 13206), (2201, 11544), (2294, 11076), (2418, 10508), (2627, 9672), (2769, 9176), (2886, 8804), (3224, 7881), (3441, 7384), (3692, 6882), (3848, 6603), (4402, 5772), (4588, 5538), (4836, 5254)]