72327548

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 138378240

約数和(自身を除く): 66050692

約数列:

[1, 2, 4, 23, 43, 46, 47, 86, 92, 94, 172, 188, 389, 778, 989, 1081, 1556, 1978, 2021, 2162, 3956, 4042, 4324, 8084, 8947, 16727, 17894, 18283, 33454, 35788, 36566, 46483, 66908, 73132, 92966, 185932, 384721, 420509, 769442, 786169, 841018, 1538884, 1572338, 1682036, 3144676, 18081887, 36163774, 72327548]

約数ペア:

[(1, 72327548), (2, 36163774), (4, 18081887), (23, 3144676), (43, 1682036), (46, 1572338), (47, 1538884), (86, 841018), (92, 786169), (94, 769442), (172, 420509), (188, 384721), (389, 185932), (778, 92966), (989, 73132), (1081, 66908), (1556, 46483), (1978, 36566), (2021, 35788), (2162, 33454), (3956, 18283), (4042, 17894), (4324, 16727), (8084, 8947)]