72571456

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:743

約数の個数: 56

約数和(自身を含む): 151653240

約数和(自身を除く): 79081784

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 61, 64, 116, 122, 232, 244, 464, 488, 641, 928, 976, 1282, 1769, 1856, 1952, 2564, 3538, 3904, 5128, 7076, 10256, 14152, 18589, 20512, 28304, 37178, 39101, 41024, 56608, 74356, 78202, 113216, 148712, 156404, 297424, 312808, 594848, 625616, 1133929, 1189696, 1251232, 2267858, 2502464, 4535716, 9071432, 18142864, 36285728, 72571456]

約数ペア:

[(1, 72571456), (2, 36285728), (4, 18142864), (8, 9071432), (16, 4535716), (29, 2502464), (32, 2267858), (58, 1251232), (61, 1189696), (64, 1133929), (116, 625616), (122, 594848), (232, 312808), (244, 297424), (464, 156404), (488, 148712), (641, 113216), (928, 78202), (976, 74356), (1282, 56608), (1769, 41024), (1856, 39101), (1952, 37178), (2564, 28304), (3538, 20512), (3904, 18589), (5128, 14152), (7076, 10256)]