80199728

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23099}}^1$

素因数の和:23145

約数の個数: 40

約数和(自身を含む): 183321600

約数和(自身を除く): 103121872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 23099, 46198, 92396, 161693, 184792, 323386, 369584, 646772, 716069, 1293544, 1432138, 2587088, 2864276, 5012483, 5728552, 10024966, 11457104, 20049932, 40099864, 80199728]

約数ペア:

[(1, 80199728), (2, 40099864), (4, 20049932), (7, 11457104), (8, 10024966), (14, 5728552), (16, 5012483), (28, 2864276), (31, 2587088), (56, 1432138), (62, 1293544), (112, 716069), (124, 646772), (217, 369584), (248, 323386), (434, 184792), (496, 161693), (868, 92396), (1736, 46198), (3472, 23099)]