25857328

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 62496000

約数和(自身を除く): 36638672

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 29, 38, 56, 58, 76, 112, 116, 133, 152, 203, 232, 266, 304, 406, 419, 464, 532, 551, 812, 838, 1064, 1102, 1624, 1676, 2128, 2204, 2933, 3248, 3352, 3857, 4408, 5866, 6704, 7714, 7961, 8816, 11732, 12151, 15428, 15922, 23464, 24302, 30856, 31844, 46928, 48604, 55727, 61712, 63688, 85057, 97208, 111454, 127376, 170114, 194416, 222908, 230869, 340228, 445816, 461738, 680456, 891632, 923476, 1360912, 1616083, 1846952, 3232166, 3693904, 6464332, 12928664, 25857328]

約数ペア:

[(1, 25857328), (2, 12928664), (4, 6464332), (7, 3693904), (8, 3232166), (14, 1846952), (16, 1616083), (19, 1360912), (28, 923476), (29, 891632), (38, 680456), (56, 461738), (58, 445816), (76, 340228), (112, 230869), (116, 222908), (133, 194416), (152, 170114), (203, 127376), (232, 111454), (266, 97208), (304, 85057), (406, 63688), (419, 61712), (464, 55727), (532, 48604), (551, 46928), (812, 31844), (838, 30856), (1064, 24302), (1102, 23464), (1624, 15922), (1676, 15428), (2128, 12151), (2204, 11732), (2933, 8816), (3248, 7961), (3352, 7714), (3857, 6704), (4408, 5866)]