71758544

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:508

約数の個数: 80

約数和(自身を含む): 165822720

約数和(自身を除く): 94064176

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 79, 88, 104, 143, 158, 176, 208, 286, 316, 397, 572, 632, 794, 869, 1027, 1144, 1264, 1588, 1738, 2054, 2288, 3176, 3476, 4108, 4367, 5161, 6352, 6952, 8216, 8734, 10322, 11297, 13904, 16432, 17468, 20644, 22594, 31363, 34936, 41288, 45188, 56771, 62726, 69872, 82576, 90376, 113542, 125452, 180752, 227084, 250904, 344993, 407719, 454168, 501808, 689986, 815438, 908336, 1379972, 1630876, 2759944, 3261752, 4484909, 5519888, 6523504, 8969818, 17939636, 35879272, 71758544]

約数ペア:

[(1, 71758544), (2, 35879272), (4, 17939636), (8, 8969818), (11, 6523504), (13, 5519888), (16, 4484909), (22, 3261752), (26, 2759944), (44, 1630876), (52, 1379972), (79, 908336), (88, 815438), (104, 689986), (143, 501808), (158, 454168), (176, 407719), (208, 344993), (286, 250904), (316, 227084), (397, 180752), (572, 125452), (632, 113542), (794, 90376), (869, 82576), (1027, 69872), (1144, 62726), (1264, 56771), (1588, 45188), (1738, 41288), (2054, 34936), (2288, 31363), (3176, 22594), (3476, 20644), (4108, 17468), (4367, 16432), (5161, 13904), (6352, 11297), (6952, 10322), (8216, 8734)]