78836128

素因数分解:

$2^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4957}}^1$

素因数の和:5045

約数の個数: 48

約数和(自身を含む): 179915904

約数和(自身を除く): 101079776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 71, 112, 142, 224, 284, 497, 568, 994, 1136, 1988, 2272, 3976, 4957, 7952, 9914, 15904, 19828, 34699, 39656, 69398, 79312, 138796, 158624, 277592, 351947, 555184, 703894, 1110368, 1407788, 2463629, 2815576, 4927258, 5631152, 9854516, 11262304, 19709032, 39418064, 78836128]

約数ペア:

[(1, 78836128), (2, 39418064), (4, 19709032), (7, 11262304), (8, 9854516), (14, 5631152), (16, 4927258), (28, 2815576), (32, 2463629), (56, 1407788), (71, 1110368), (112, 703894), (142, 555184), (224, 351947), (284, 277592), (497, 158624), (568, 138796), (994, 79312), (1136, 69398), (1988, 39656), (2272, 34699), (3976, 19828), (4957, 15904), (7952, 9914)]