158612864

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:679

約数の個数: 64

約数和(自身を含む): 331361280

約数和(自身を除く): 172748416

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 71, 124, 128, 142, 248, 284, 496, 563, 568, 992, 1126, 1136, 1984, 2201, 2252, 2272, 3968, 4402, 4504, 4544, 8804, 9008, 9088, 17453, 17608, 18016, 34906, 35216, 36032, 39973, 69812, 70432, 72064, 79946, 139624, 140864, 159892, 279248, 281728, 319784, 558496, 639568, 1116992, 1239163, 1279136, 2233984, 2478326, 2558272, 4956652, 5116544, 9913304, 19826608, 39653216, 79306432, 158612864]

約数ペア:

[(1, 158612864), (2, 79306432), (4, 39653216), (8, 19826608), (16, 9913304), (31, 5116544), (32, 4956652), (62, 2558272), (64, 2478326), (71, 2233984), (124, 1279136), (128, 1239163), (142, 1116992), (248, 639568), (284, 558496), (496, 319784), (563, 281728), (568, 279248), (992, 159892), (1126, 140864), (1136, 139624), (1984, 79946), (2201, 72064), (2252, 70432), (2272, 69812), (3968, 39973), (4402, 36032), (4504, 35216), (4544, 34906), (8804, 18016), (9008, 17608), (9088, 17453)]