31256432

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:162

約数の個数: 80

約数和(自身を含む): 67495680

約数和(自身を除く): 36239248

約数列:

[1, 2, 4, 8, 16, 29, 31, 41, 53, 58, 62, 82, 106, 116, 124, 164, 212, 232, 248, 328, 424, 464, 496, 656, 848, 899, 1189, 1271, 1537, 1643, 1798, 2173, 2378, 2542, 3074, 3286, 3596, 4346, 4756, 5084, 6148, 6572, 7192, 8692, 9512, 10168, 12296, 13144, 14384, 17384, 19024, 20336, 24592, 26288, 34768, 36859, 47647, 63017, 67363, 73718, 95294, 126034, 134726, 147436, 190588, 252068, 269452, 294872, 381176, 504136, 538904, 589744, 762352, 1008272, 1077808, 1953527, 3907054, 7814108, 15628216, 31256432]

約数ペア:

[(1, 31256432), (2, 15628216), (4, 7814108), (8, 3907054), (16, 1953527), (29, 1077808), (31, 1008272), (41, 762352), (53, 589744), (58, 538904), (62, 504136), (82, 381176), (106, 294872), (116, 269452), (124, 252068), (164, 190588), (212, 147436), (232, 134726), (248, 126034), (328, 95294), (424, 73718), (464, 67363), (496, 63017), (656, 47647), (848, 36859), (899, 34768), (1189, 26288), (1271, 24592), (1537, 20336), (1643, 19024), (1798, 17384), (2173, 14384), (2378, 13144), (2542, 12296), (3074, 10168), (3286, 9512), (3596, 8692), (4346, 7192), (4756, 6572), (5084, 6148)]