25920216

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:139

約数の個数: 192

約数和(自身を含む): 87552000

約数和(自身を除く): 61631784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 31, 36, 42, 49, 54, 56, 62, 63, 72, 79, 84, 93, 98, 108, 124, 126, 147, 158, 168, 186, 189, 196, 216, 217, 237, 248, 252, 279, 294, 316, 372, 378, 392, 434, 441, 474, 504, 553, 558, 588, 632, 651, 711, 744, 756, 837, 868, 882, 948, 1106, 1116, 1176, 1302, 1323, 1422, 1512, 1519, 1659, 1674, 1736, 1764, 1896, 1953, 2133, 2212, 2232, 2449, 2604, 2646, 2844, 3038, 3318, 3348, 3528, 3871, 3906, 4266, 4424, 4557, 4898, 4977, 5208, 5292, 5688, 5859, 6076, 6636, 6696, 7347, 7742, 7812, 8532, 9114, 9796, 9954, 10584, 11613, 11718, 12152, 13272, 13671, 14694, 14931, 15484, 15624, 17064, 17143, 18228, 19592, 19908, 22041, 23226, 23436, 27342, 29388, 29862, 30968, 34286, 34839, 36456, 39816, 41013, 44082, 46452, 46872, 51429, 54684, 58776, 59724, 66123, 68572, 69678, 82026, 88164, 92904, 102858, 104517, 109368, 119448, 120001, 132246, 137144, 139356, 154287, 164052, 176328, 205716, 209034, 240002, 264492, 278712, 308574, 328104, 360003, 411432, 418068, 462861, 480004, 528984, 617148, 720006, 836136, 925722, 960008, 1080009, 1234296, 1440012, 1851444, 2160018, 2880024, 3240027, 3702888, 4320036, 6480054, 8640072, 12960108, 25920216]

約数ペア:

[(1, 25920216), (2, 12960108), (3, 8640072), (4, 6480054), (6, 4320036), (7, 3702888), (8, 3240027), (9, 2880024), (12, 2160018), (14, 1851444), (18, 1440012), (21, 1234296), (24, 1080009), (27, 960008), (28, 925722), (31, 836136), (36, 720006), (42, 617148), (49, 528984), (54, 480004), (56, 462861), (62, 418068), (63, 411432), (72, 360003), (79, 328104), (84, 308574), (93, 278712), (98, 264492), (108, 240002), (124, 209034), (126, 205716), (147, 176328), (158, 164052), (168, 154287), (186, 139356), (189, 137144), (196, 132246), (216, 120001), (217, 119448), (237, 109368), (248, 104517), (252, 102858), (279, 92904), (294, 88164), (316, 82026), (372, 69678), (378, 68572), (392, 66123), (434, 59724), (441, 58776), (474, 54684), (504, 51429), (553, 46872), (558, 46452), (588, 44082), (632, 41013), (651, 39816), (711, 36456), (744, 34839), (756, 34286), (837, 30968), (868, 29862), (882, 29388), (948, 27342), (1106, 23436), (1116, 23226), (1176, 22041), (1302, 19908), (1323, 19592), (1422, 18228), (1512, 17143), (1519, 17064), (1659, 15624), (1674, 15484), (1736, 14931), (1764, 14694), (1896, 13671), (1953, 13272), (2133, 12152), (2212, 11718), (2232, 11613), (2449, 10584), (2604, 9954), (2646, 9796), (2844, 9114), (3038, 8532), (3318, 7812), (3348, 7742), (3528, 7347), (3871, 6696), (3906, 6636), (4266, 6076), (4424, 5859), (4557, 5688), (4898, 5292), (4977, 5208)]