255481168

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{739}}^1$

素因数の和:836

約数の個数: 80

約数和(自身を含む): 554964480

約数和(自身を除く): 299483312

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 41, 62, 68, 82, 124, 136, 164, 248, 272, 328, 496, 527, 656, 697, 739, 1054, 1271, 1394, 1478, 2108, 2542, 2788, 2956, 4216, 5084, 5576, 5912, 8432, 10168, 11152, 11824, 12563, 20336, 21607, 22909, 25126, 30299, 43214, 45818, 50252, 60598, 86428, 91636, 100504, 121196, 172856, 183272, 201008, 242392, 345712, 366544, 389453, 484784, 515083, 778906, 939269, 1030166, 1557812, 1878538, 2060332, 3115624, 3757076, 4120664, 6231248, 7514152, 8241328, 15028304, 15967573, 31935146, 63870292, 127740584, 255481168]

約数ペア:

[(1, 255481168), (2, 127740584), (4, 63870292), (8, 31935146), (16, 15967573), (17, 15028304), (31, 8241328), (34, 7514152), (41, 6231248), (62, 4120664), (68, 3757076), (82, 3115624), (124, 2060332), (136, 1878538), (164, 1557812), (248, 1030166), (272, 939269), (328, 778906), (496, 515083), (527, 484784), (656, 389453), (697, 366544), (739, 345712), (1054, 242392), (1271, 201008), (1394, 183272), (1478, 172856), (2108, 121196), (2542, 100504), (2788, 91636), (2956, 86428), (4216, 60598), (5084, 50252), (5576, 45818), (5912, 43214), (8432, 30299), (10168, 25126), (11152, 22909), (11824, 21607), (12563, 20336)]