20130124928

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{35317}}^1$

素因数の和:35465

約数の個数: 64

約数和(自身を含む): 41319940920

約数和(自身を除く): 21189815992

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 73, 122, 128, 146, 244, 292, 488, 584, 976, 1168, 1952, 2336, 3904, 4453, 4672, 7808, 8906, 9344, 17812, 35317, 35624, 70634, 71248, 141268, 142496, 282536, 284992, 565072, 569984, 1130144, 2154337, 2260288, 2578141, 4308674, 4520576, 5156282, 8617348, 10312564, 17234696, 20625128, 34469392, 41250256, 68938784, 82500512, 137877568, 157266601, 165001024, 275755136, 314533202, 330002048, 629066404, 1258132808, 2516265616, 5032531232, 10065062464, 20130124928]

約数ペア:

[(1, 20130124928), (2, 10065062464), (4, 5032531232), (8, 2516265616), (16, 1258132808), (32, 629066404), (61, 330002048), (64, 314533202), (73, 275755136), (122, 165001024), (128, 157266601), (146, 137877568), (244, 82500512), (292, 68938784), (488, 41250256), (584, 34469392), (976, 20625128), (1168, 17234696), (1952, 10312564), (2336, 8617348), (3904, 5156282), (4453, 4520576), (4672, 4308674), (7808, 2578141), (8906, 2260288), (9344, 2154337), (17812, 1130144), (35317, 569984), (35624, 565072), (70634, 284992), (71248, 282536), (141268, 142496)]