131572928

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:190

約数の個数: 112

約数和(自身を含む): 294948864

約数和(自身を除く): 163375936

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 47, 62, 64, 68, 83, 94, 124, 136, 166, 188, 248, 272, 332, 376, 496, 527, 544, 664, 752, 799, 992, 1054, 1088, 1328, 1411, 1457, 1504, 1598, 1984, 2108, 2573, 2656, 2822, 2914, 3008, 3196, 3901, 4216, 5146, 5312, 5644, 5828, 6392, 7802, 8432, 10292, 11288, 11656, 12784, 15604, 16864, 20584, 22576, 23312, 24769, 25568, 31208, 33728, 41168, 43741, 45152, 46624, 49538, 51136, 62416, 66317, 82336, 87482, 90304, 93248, 99076, 120931, 124832, 132634, 164672, 174964, 198152, 241862, 249664, 265268, 349928, 396304, 483724, 530536, 699856, 792608, 967448, 1061072, 1399712, 1585216, 1934896, 2055827, 2122144, 2799424, 3869792, 4111654, 4244288, 7739584, 8223308, 16446616, 32893232, 65786464, 131572928]

約数ペア:

[(1, 131572928), (2, 65786464), (4, 32893232), (8, 16446616), (16, 8223308), (17, 7739584), (31, 4244288), (32, 4111654), (34, 3869792), (47, 2799424), (62, 2122144), (64, 2055827), (68, 1934896), (83, 1585216), (94, 1399712), (124, 1061072), (136, 967448), (166, 792608), (188, 699856), (248, 530536), (272, 483724), (332, 396304), (376, 349928), (496, 265268), (527, 249664), (544, 241862), (664, 198152), (752, 174964), (799, 164672), (992, 132634), (1054, 124832), (1088, 120931), (1328, 99076), (1411, 93248), (1457, 90304), (1504, 87482), (1598, 82336), (1984, 66317), (2108, 62416), (2573, 51136), (2656, 49538), (2822, 46624), (2914, 45152), (3008, 43741), (3196, 41168), (3901, 33728), (4216, 31208), (5146, 25568), (5312, 24769), (5644, 23312), (5828, 22576), (6392, 20584), (7802, 16864), (8432, 15604), (10292, 12784), (11288, 11656)]