81556048

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{7507}}^1$

素因数の和:7619

約数の個数: 40

約数和(自身を含む): 182474432

約数和(自身を除く): 100918384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2716, 5432, 7507, 10864, 15014, 30028, 52549, 60056, 105098, 120112, 210196, 420392, 728179, 840784, 1456358, 2912716, 5097253, 5825432, 10194506, 11650864, 20389012, 40778024, 81556048]

約数ペア:

[(1, 81556048), (2, 40778024), (4, 20389012), (7, 11650864), (8, 10194506), (14, 5825432), (16, 5097253), (28, 2912716), (56, 1456358), (97, 840784), (112, 728179), (194, 420392), (388, 210196), (679, 120112), (776, 105098), (1358, 60056), (1552, 52549), (2716, 30028), (5432, 15014), (7507, 10864)]