255197488

素因数分解:

$2^4\times 7^5\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 120

約数和(自身を含む): 629730528

約数和(自身を除く): 374533040

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 73, 91, 98, 104, 112, 146, 182, 196, 208, 292, 343, 364, 392, 511, 584, 637, 686, 728, 784, 949, 1022, 1168, 1274, 1372, 1456, 1898, 2044, 2401, 2548, 2744, 3577, 3796, 4088, 4459, 4802, 5096, 5488, 6643, 7154, 7592, 8176, 8918, 9604, 10192, 13286, 14308, 15184, 16807, 17836, 19208, 25039, 26572, 28616, 31213, 33614, 35672, 38416, 46501, 50078, 53144, 57232, 62426, 67228, 71344, 93002, 100156, 106288, 124852, 134456, 175273, 186004, 200312, 218491, 249704, 268912, 325507, 350546, 372008, 400624, 436982, 499408, 651014, 701092, 744016, 873964, 1226911, 1302028, 1402184, 1747928, 2278549, 2453822, 2604056, 2804368, 3495856, 4557098, 4907644, 5208112, 9114196, 9815288, 15949843, 18228392, 19630576, 31899686, 36456784, 63799372, 127598744, 255197488]

約数ペア:

[(1, 255197488), (2, 127598744), (4, 63799372), (7, 36456784), (8, 31899686), (13, 19630576), (14, 18228392), (16, 15949843), (26, 9815288), (28, 9114196), (49, 5208112), (52, 4907644), (56, 4557098), (73, 3495856), (91, 2804368), (98, 2604056), (104, 2453822), (112, 2278549), (146, 1747928), (182, 1402184), (196, 1302028), (208, 1226911), (292, 873964), (343, 744016), (364, 701092), (392, 651014), (511, 499408), (584, 436982), (637, 400624), (686, 372008), (728, 350546), (784, 325507), (949, 268912), (1022, 249704), (1168, 218491), (1274, 200312), (1372, 186004), (1456, 175273), (1898, 134456), (2044, 124852), (2401, 106288), (2548, 100156), (2744, 93002), (3577, 71344), (3796, 67228), (4088, 62426), (4459, 57232), (4802, 53144), (5096, 50078), (5488, 46501), (6643, 38416), (7154, 35672), (7592, 33614), (8176, 31213), (8918, 28616), (9604, 26572), (10192, 25039), (13286, 19208), (14308, 17836), (15184, 16807)]